diff --git a/brouter-core/src/main/java/btools/router/OsmTrack.java b/brouter-core/src/main/java/btools/router/OsmTrack.java
index 1c958802..afdd4649 100644
--- a/brouter-core/src/main/java/btools/router/OsmTrack.java
+++ b/brouter-core/src/main/java/btools/router/OsmTrack.java
@@ -23,8 +23,8 @@
 import btools.util.FrozenLongMap;
 
 public final class OsmTrack {
-  final public static String version = "1.7.3";
-  final public static String versionDate = "19082023";
+  final public static String version = "1.7.4";
+  final public static String versionDate = "09042024";
 
   // csv-header-line
   private static final String MESSAGES_HEADER = "Longitude\tLatitude\tElevation\tDistance\tCostPerKm\tElevCost\tTurnCost\tNodeCost\tInitialCost\tWayTags\tNodeTags\tTime\tEnergy";
diff --git a/brouter-routing-app/build.gradle b/brouter-routing-app/build.gradle
index 2300600a..4a160afa 100644
--- a/brouter-routing-app/build.gradle
+++ b/brouter-routing-app/build.gradle
@@ -11,7 +11,7 @@ android {
         namespace 'btools.routingapp'
         applicationId "btools.routingapp"
 
-        versionCode 50
+        versionCode 51
         versionName project.version
 
         resValue('string', 'app_version', defaultConfig.versionName)
diff --git a/build.gradle b/build.gradle
index 6f0c33d0..b8dd9aa0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -22,7 +22,7 @@ allprojects {
     // app: build.gradle (versionCode only)
     // OsmTrack (version and versionDate)
     // docs revisions.md (version and versionDate)
-    project.version  "1.7.3"
+    project.version  "1.7.4"
     group 'org.btools'
 
     repositories {
diff --git a/docs/revisions.md b/docs/revisions.md
index 4169388f..97a53c3d 100644
--- a/docs/revisions.md
+++ b/docs/revisions.md
@@ -2,7 +2,31 @@
 
 (ZIP-Archives including APK, readme + profiles)
 
-### [brouter-1.7.3.zip](../brouter_bin/brouter-1.7.3.zip) (current revision, 19.08.2023)
+
+### [brouter-1.7.4.zip](../brouter_bin/brouter-1.7.4.zip) (current revision, 09.04.2024)
+
+Library
+
+- new "DIVIDE" command for profile calculation
+- new "maxslope" and "maxslopecost" parameters
+- new parameter collector
+- new output logic
+- rework on voice hints and roundabouts
+- enabled elevation raster files with 1 asec
+
+
+Android
+
+- BRouter translations
+- fallback on certificate problems
+
+
+- Minor bug fixes
+
+[Solved issues](https://github.com/abrensch/brouter/issues?q=is%3Aissue+milestone%3A%22Version+1.7.4%22+is%3Aclosed)
+
+
+### [brouter-1.7.3.zip](../brouter_bin/brouter-1.7.3.zip) (19.08.2023)
 
 - Minor bug fixes