diff --git a/pom.xml b/pom.xml
index e0fccb4..1b5ec05 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,8 +4,8 @@
 
   <parent>
     <groupId>io.scalecube</groupId>
-    <artifactId>scalecube-parent-pom</artifactId>
-    <version>0.2.19</version>
+    <artifactId>scalecube-parent</artifactId>
+    <version>0.2.20</version>
   </parent>
 
   <artifactId>scalecube-security-parent</artifactId>
@@ -39,22 +39,22 @@
   </modules>
 
   <properties>
-    <scalecube-config.version>0.4.16</scalecube-config.version>
-    <scalecube-commons.version>1.0.18</scalecube-commons.version>
+    <scalecube-config.version>0.4.18</scalecube-config.version>
+    <scalecube-commons.version>1.0.21</scalecube-commons.version>
 
     <jjwt.version>0.11.2</jjwt.version>
-    <reactor.version>2020.0.10</reactor.version>
-    <jackson.version>2.11.0</jackson.version>
-    <slf4j.version>1.7.30</slf4j.version>
-    <snakeyaml.version>1.26</snakeyaml.version>
+    <reactor.version>2020.0.23</reactor.version>
+    <jackson.version>2.13.3</jackson.version>
+    <slf4j.version>1.7.36</slf4j.version>
 
-    <mockito.version>3.1.0</mockito.version>
+    <mockito-junit-jupiter.version>4.6.1</mockito-junit-jupiter.version>
+    <junit-jupiter.version>5.8.2</junit-jupiter.version>
     <hamcrest.version>1.3</hamcrest.version>
-    <junit-jupiter.version>5.4.2</junit-jupiter.version>
-    <vault-java-driver.version>5.0.0</vault-java-driver.version>
-    <testcontainers.version>1.15.1</testcontainers.version>
-    <!-- TODO: remove explicit version of `jna` once testcontainers fixes dependencies conflict -->
-    <jna.version>5.5.0</jna.version>
+    <vault-java-driver.version>5.1.0</vault-java-driver.version>
+    <testcontainers.version>1.17.4</testcontainers.version>
+
+    <distributionManagement.url>https://maven.pkg.github.com/scalecube/scalecube-security
+    </distributionManagement.url>
   </properties>
 
   <dependencyManagement>
@@ -85,12 +85,6 @@
         <artifactId>slf4j-api</artifactId>
         <version>${slf4j.version}</version>
       </dependency>
-      <!-- Yaml -->
-      <dependency>
-        <groupId>org.yaml</groupId>
-        <artifactId>snakeyaml</artifactId>
-        <version>${snakeyaml.version}</version>
-      </dependency>
       <!-- Jsonwebtoken -->
       <dependency>
         <groupId>io.jsonwebtoken</groupId>
@@ -115,18 +109,22 @@
         <type>pom</type>
         <scope>import</scope>
       </dependency>
-      <!-- TestContainers -->
+      <!-- Test -->
+      <dependency>
+        <groupId>org.testcontainers</groupId>
+        <artifactId>vault</artifactId>
+        <version>${testcontainers.version}</version>
+      </dependency>
       <dependency>
-        <groupId>net.java.dev.jna</groupId>
-        <artifactId>jna</artifactId>
-        <version>${jna.version}</version>
-        <scope>test</scope>
+        <groupId>com.bettercloud</groupId>
+        <artifactId>vault-java-driver</artifactId>
+        <version>${vault-java-driver.version}</version>
       </dependency>
     </dependencies>
   </dependencyManagement>
 
   <dependencies>
-    <!-- Test scope -->
+    <!-- Test -->
     <dependency>
       <groupId>org.junit.jupiter</groupId>
       <artifactId>junit-jupiter-engine</artifactId>
@@ -140,23 +138,17 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.hamcrest</groupId>
-      <artifactId>hamcrest-all</artifactId>
-      <version>${hamcrest.version}</version>
+      <groupId>org.mockito</groupId>
+      <artifactId>mockito-junit-jupiter</artifactId>
+      <version>${mockito-junit-jupiter.version}</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>org.hamcrest</groupId>
-      <artifactId>hamcrest-core</artifactId>
+      <artifactId>hamcrest-all</artifactId>
       <version>${hamcrest.version}</version>
       <scope>test</scope>
     </dependency>
-    <dependency>
-      <groupId>org.mockito</groupId>
-      <artifactId>mockito-junit-jupiter</artifactId>
-      <version>${mockito.version}</version>
-      <scope>test</scope>
-    </dependency>
     <dependency>
       <groupId>io.projectreactor</groupId>
       <artifactId>reactor-test</artifactId>
@@ -164,44 +156,4 @@
     </dependency>
   </dependencies>
 
-  <profiles>
-    <profile>
-      <id>deploy2Github</id>
-      <distributionManagement>
-        <repository>
-          <id>github</id>
-          <name>GitHub Packages</name>
-          <url>https://maven.pkg.github.com/scalecube/scalecube-security</url>
-        </repository>
-      </distributionManagement>
-    </profile>
-    <profile>
-      <id>deploy2Maven</id>
-      <distributionManagement>
-        <repository>
-          <id>ossrh</id>
-          <name>Central Repository OSSRH</name>
-          <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
-        </repository>
-      </distributionManagement>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>org.sonatype.plugins</groupId>
-            <artifactId>nexus-staging-maven-plugin</artifactId>
-          </plugin>
-          <plugin>
-            <artifactId>maven-source-plugin</artifactId>
-          </plugin>
-          <plugin>
-            <artifactId>maven-javadoc-plugin</artifactId>
-          </plugin>
-          <plugin>
-            <artifactId>maven-gpg-plugin</artifactId>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>
-  </profiles>
-
 </project>
diff --git a/tokens/pom.xml b/tokens/pom.xml
index 5349c9a..696cfb9 100644
--- a/tokens/pom.xml
+++ b/tokens/pom.xml
@@ -35,13 +35,11 @@
     <dependency>
       <groupId>org.testcontainers</groupId>
       <artifactId>vault</artifactId>
-      <version>${testcontainers.version}</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>com.bettercloud</groupId>
       <artifactId>vault-java-driver</artifactId>
-      <version>${vault-java-driver.version}</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/tokens/src/main/java/io/scalecube/security/tokens/jwt/JwksKeyProvider.java b/tokens/src/main/java/io/scalecube/security/tokens/jwt/JwksKeyProvider.java
index 6712a6f..af4ab56 100644
--- a/tokens/src/main/java/io/scalecube/security/tokens/jwt/JwksKeyProvider.java
+++ b/tokens/src/main/java/io/scalecube/security/tokens/jwt/JwksKeyProvider.java
@@ -84,7 +84,6 @@ public JwksKeyProvider readTimeout(Duration readTimeout) {
   public Mono<Key> findKey(String kid) {
     return computeKey(kid)
         .switchIfEmpty(Mono.error(new KeyNotFoundException("Key was not found, kid: " + kid)))
-        .doOnSubscribe(s -> LOGGER.debug("[findKey] Looking up key in jwks, kid: {}", kid))
         .subscribeOn(Schedulers.boundedElastic())
         .publishOn(Schedulers.boundedElastic());
   }
diff --git a/vault/pom.xml b/vault/pom.xml
index 42af803..6afa9f7 100644
--- a/vault/pom.xml
+++ b/vault/pom.xml
@@ -28,8 +28,8 @@
       <artifactId>slf4j-api</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.yaml</groupId>
-      <artifactId>snakeyaml</artifactId>
+      <groupId>com.fasterxml.jackson.dataformat</groupId>
+      <artifactId>jackson-dataformat-yaml</artifactId>
     </dependency>
   </dependencies>
 
diff --git a/vault/src/main/java/io/scalecube/security/vault/VaultClientTokenSupplier.java b/vault/src/main/java/io/scalecube/security/vault/VaultClientTokenSupplier.java
index 97afa78..1e40dcb 100644
--- a/vault/src/main/java/io/scalecube/security/vault/VaultClientTokenSupplier.java
+++ b/vault/src/main/java/io/scalecube/security/vault/VaultClientTokenSupplier.java
@@ -87,7 +87,6 @@ public VaultClientTokenSupplier vaultRole(String vaultRole) {
   public Mono<String> getToken() {
     return Mono.fromRunnable(this::validate)
         .then(Mono.fromCallable(this::getToken0))
-        .doOnSubscribe(s -> LOGGER.debug("[getToken] Getting vault client token"))
         .doOnSuccess(s -> LOGGER.debug("[getToken][success] result: {}", mask(s)))
         .doOnError(th -> LOGGER.error("[getToken][error] cause: {}", th.toString()));
   }
diff --git a/vault/src/main/java/io/scalecube/security/vault/VaultServiceRolesInstaller.java b/vault/src/main/java/io/scalecube/security/vault/VaultServiceRolesInstaller.java
index da8a0d6..2b1575a 100644
--- a/vault/src/main/java/io/scalecube/security/vault/VaultServiceRolesInstaller.java
+++ b/vault/src/main/java/io/scalecube/security/vault/VaultServiceRolesInstaller.java
@@ -3,10 +3,14 @@
 import com.bettercloud.vault.json.Json;
 import com.bettercloud.vault.rest.Rest;
 import com.bettercloud.vault.rest.RestException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
 import io.scalecube.security.vault.VaultServiceRolesInstaller.ServiceRoles.Role;
 import java.io.File;
 import java.io.FileInputStream;
+import java.io.IOException;
 import java.io.InputStream;
+import java.io.StringReader;
 import java.util.Arrays;
 import java.util.Base64;
 import java.util.Collections;
@@ -17,8 +21,6 @@
 import java.util.function.Supplier;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.yaml.snakeyaml.Yaml;
-import org.yaml.snakeyaml.constructor.Constructor;
 import reactor.core.Exceptions;
 import reactor.core.publisher.Mono;
 import reactor.core.scheduler.Schedulers;
@@ -32,6 +34,8 @@ public final class VaultServiceRolesInstaller {
   private static final List<Supplier<ServiceRoles>> DEFAULT_SERVICE_ROLES_SOURCES =
       Collections.singletonList(new ResourcesServiceRolesSupplier());
 
+  private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper(new YAMLFactory());
+
   private String vaultAddress;
   private Mono<String> vaultTokenSupplier;
   private Supplier<String> keyNameSupplier;
@@ -189,23 +193,18 @@ public VaultServiceRolesInstaller roleTtl(String roleTtl) {
   public Mono<Void> install() {
     return Mono.defer(this::install0)
         .subscribeOn(Schedulers.boundedElastic())
-        .doOnSubscribe(s -> LOGGER.debug("[install] Installing vault service roles"))
-        .doOnSuccess(s -> LOGGER.debug("[install][success] Installed vault service roles"))
-        .doOnError(
-            th ->
-                LOGGER.error(
-                    "[install][error] Failed to install vault service roles, cause: {}",
-                    th.toString()))
-        .then();
+        .doOnError(th -> LOGGER.error("Failed to install serviceRoles, cause: {}", th.toString()));
   }
 
   private Mono<Void> install0() {
     if (isNullOrNoneOrEmpty(vaultAddress)) {
+      LOGGER.debug("Skipping serviceRoles installation, vaultAddress not set");
       return Mono.empty();
     }
 
     final ServiceRoles serviceRoles = loadServiceRoles();
     if (serviceRoles == null || serviceRoles.roles.isEmpty()) {
+      LOGGER.debug("Skipping serviceRoles installation, serviceRoles not set");
       return Mono.empty();
     }
 
@@ -214,7 +213,7 @@ private Mono<Void> install0() {
             token -> {
               final Rest rest = new Rest().header(VAULT_TOKEN_HEADER, token);
 
-              String keyName = keyNameSupplier.get();
+              final String keyName = keyNameSupplier.get();
               createVaultIdentityKey(rest.url(buildVaultIdentityKeyUri(keyName)), keyName);
 
               for (Role role : serviceRoles.roles) {
@@ -226,6 +225,7 @@ private Mono<Void> install0() {
                     role.permissions);
               }
             })
+        .doOnSuccess(s -> LOGGER.debug("Installed serviceRoles ({})", serviceRoles))
         .then();
   }
 
@@ -242,7 +242,7 @@ private ServiceRoles loadServiceRoles() {
         }
       } catch (Throwable th) {
         LOGGER.warn(
-            "Fail to load ServiceRoles from {}, cause {}", serviceRolesSource, th.getMessage());
+            "Failed to load serviceRoles from {}, cause {}", serviceRolesSource, th.getMessage());
       }
     }
 
@@ -333,6 +333,13 @@ public void setRoles(List<Role> roles) {
       this.roles = roles;
     }
 
+    @Override
+    public String toString() {
+      return new StringJoiner(", ", ServiceRoles.class.getSimpleName() + "[", "]")
+          .add("roles=" + roles)
+          .toString();
+    }
+
     public static class Role {
 
       private String role;
@@ -353,6 +360,14 @@ public List<String> getPermissions() {
       public void setPermissions(List<String> permissions) {
         this.permissions = permissions;
       }
+
+      @Override
+      public String toString() {
+        return new StringJoiner(", ", Role.class.getSimpleName() + "[", "]")
+            .add("role='" + role + "'")
+            .add("permissions=" + permissions)
+            .toString();
+      }
     }
   }
 
@@ -372,11 +387,15 @@ public ResourcesServiceRolesSupplier(String fileName) {
 
     @Override
     public ServiceRoles get() {
-      ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-      InputStream inputStream = classLoader.getResourceAsStream(fileName);
-      return inputStream != null
-          ? new Yaml(new Constructor(ServiceRoles.class)).load(inputStream)
-          : null;
+      try {
+        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
+        InputStream inputStream = classLoader.getResourceAsStream(fileName);
+        return inputStream != null
+            ? OBJECT_MAPPER.readValue(inputStream, ServiceRoles.class)
+            : null;
+      } catch (IOException e) {
+        throw new RuntimeException(e);
+      }
     }
 
     @Override
@@ -403,8 +422,14 @@ public EnvironmentServiceRolesSupplier(String envKey) {
 
     @Override
     public ServiceRoles get() {
-      final String value = System.getenv(envKey);
-      return value != null ? new Yaml(new Constructor(ServiceRoles.class)).load(value) : null;
+      try {
+        final String value = System.getenv(envKey);
+        return value != null
+            ? OBJECT_MAPPER.readValue(new StringReader(value), ServiceRoles.class)
+            : null;
+      } catch (IOException e) {
+        throw new RuntimeException(e);
+      }
     }
 
     @Override
@@ -435,7 +460,7 @@ public ServiceRoles get() {
       try {
         final File file = new File(this.file);
         return file.exists()
-            ? new Yaml(new Constructor(ServiceRoles.class)).load(new FileInputStream(file))
+            ? OBJECT_MAPPER.readValue(new FileInputStream(file), ServiceRoles.class)
             : null;
       } catch (Exception e) {
         throw Exceptions.propagate(e);
diff --git a/vault/src/main/java/io/scalecube/security/vault/VaultServiceTokenSupplier.java b/vault/src/main/java/io/scalecube/security/vault/VaultServiceTokenSupplier.java
index 5965189..62c1d0b 100644
--- a/vault/src/main/java/io/scalecube/security/vault/VaultServiceTokenSupplier.java
+++ b/vault/src/main/java/io/scalecube/security/vault/VaultServiceTokenSupplier.java
@@ -111,12 +111,6 @@ public Mono<String> getToken(Map<String, String> tags) {
             vaultToken -> {
               final String uri = buildServiceTokenUri(tags);
               return Mono.fromCallable(() -> rpcGetToken(uri, vaultToken))
-                  .doOnSubscribe(
-                      s ->
-                          LOGGER.debug(
-                              "[getToken] Getting vault service token, uri='{}', tags={}",
-                              uri,
-                              tags))
                   .doOnSuccess(
                       s ->
                           LOGGER.debug(
@@ -134,7 +128,7 @@ public Mono<String> getToken(Map<String, String> tags) {
             });
   }
 
-  private String rpcGetToken(String uri, String vaultToken) {
+  private static String rpcGetToken(String uri, String vaultToken) {
     try {
       final RestResponse response =
           new Rest().header(VAULT_TOKEN_HEADER, vaultToken).url(uri).get();