diff --git a/ChangeLog b/ChangeLog
index 55fa5e230d..da50e64ee0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2190.	[build]		razvan
+	The library version numbers have been bumped up for the Kea 2.5.3
+	development release.
+	(Gitlab #3118)
+
 2189.	[doc]		tomek
 	Security reporting process described in a Github-friendly format.
 	There is no new information, mostly pointers to already existing
diff --git a/src/lib/asiolink/Makefile.am b/src/lib/asiolink/Makefile.am
index b995f9ef52..2f4c153eb9 100644
--- a/src/lib/asiolink/Makefile.am
+++ b/src/lib/asiolink/Makefile.am
@@ -11,7 +11,7 @@ CLEANFILES = *.gcno *.gcda
 
 lib_LTLIBRARIES = libkea-asiolink.la
 
-libkea_asiolink_la_LDFLAGS = -no-undefined -version-info 66:0:0
+libkea_asiolink_la_LDFLAGS = -no-undefined -version-info 67:0:0
 libkea_asiolink_la_LDFLAGS += $(CRYPTO_LDFLAGS)
 
 libkea_asiolink_la_SOURCES  = asiolink.h
diff --git a/src/lib/cc/Makefile.am b/src/lib/cc/Makefile.am
index a0f9668eb5..eeca2ec304 100644
--- a/src/lib/cc/Makefile.am
+++ b/src/lib/cc/Makefile.am
@@ -22,7 +22,7 @@ libkea_cc_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_cc_la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_cc_la_LIBADD += $(BOOST_LIBS)
 
-libkea_cc_la_LDFLAGS = -no-undefined -version-info 64:0:0
+libkea_cc_la_LDFLAGS = -no-undefined -version-info 65:0:0
 
 # Specify the headers for copying into the installation directory tree.
 libkea_cc_includedir = $(pkgincludedir)/cc
diff --git a/src/lib/d2srv/Makefile.am b/src/lib/d2srv/Makefile.am
index 3512c67f38..f7752debaf 100644
--- a/src/lib/d2srv/Makefile.am
+++ b/src/lib/d2srv/Makefile.am
@@ -45,7 +45,7 @@ libkea_d2srv_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_d2srv_la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_d2srv_la_LIBADD += $(LOG4CPLUS_LIBS) $(CRYPTO_LIBS) $(BOOST_LIBS)
 
-libkea_d2srv_la_LDFLAGS  = -no-undefined -version-info 41:0:0
+libkea_d2srv_la_LDFLAGS  = -no-undefined -version-info 42:0:0
 libkea_d2srv_la_LDFLAGS += $(AM_LDFLAGS) $(CRYPTO_LDFLAGS)
 
 # If we want to get rid of all generated messages files, we need to use
diff --git a/src/lib/dhcp/Makefile.am b/src/lib/dhcp/Makefile.am
index 2f4053a6b1..59c7672445 100644
--- a/src/lib/dhcp/Makefile.am
+++ b/src/lib/dhcp/Makefile.am
@@ -86,7 +86,7 @@ libkea_dhcp___la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_dhcp___la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_dhcp___la_LIBADD += $(BOOST_LIBS)
 libkea_dhcp___la_LIBADD += $(CRYPTO_LIBS)
-libkea_dhcp___la_LDFLAGS  = -no-undefined -version-info 83:0:0
+libkea_dhcp___la_LDFLAGS  = -no-undefined -version-info 84:0:0
 libkea_dhcp___la_LDFLAGS += $(CRYPTO_LDFLAGS)
 
 EXTRA_DIST  = README libdhcp++.dox
diff --git a/src/lib/dhcpsrv/Makefile.am b/src/lib/dhcpsrv/Makefile.am
index 568a791de4..0bb92e1278 100644
--- a/src/lib/dhcpsrv/Makefile.am
+++ b/src/lib/dhcpsrv/Makefile.am
@@ -224,7 +224,7 @@ libkea_dhcpsrv_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_dhcpsrv_la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_dhcpsrv_la_LIBADD += $(LOG4CPLUS_LIBS) $(CRYPTO_LIBS) $(BOOST_LIBS)
 
-libkea_dhcpsrv_la_LDFLAGS  = -no-undefined -version-info 102:0:0
+libkea_dhcpsrv_la_LDFLAGS  = -no-undefined -version-info 103:0:0
 libkea_dhcpsrv_la_LDFLAGS += $(CRYPTO_LDFLAGS)
 if HAVE_MYSQL
 libkea_dhcpsrv_la_LDFLAGS += $(MYSQL_LIBS)
diff --git a/src/lib/eval/Makefile.am b/src/lib/eval/Makefile.am
index 29e09bd92c..86fde68c8c 100644
--- a/src/lib/eval/Makefile.am
+++ b/src/lib/eval/Makefile.am
@@ -36,7 +36,7 @@ libkea_eval_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_eval_la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_eval_la_LIBADD += $(LOG4CPLUS_LIBS) $(CRYPTO_LIBS) $(BOOST_LIBS)
 
-libkea_eval_la_LDFLAGS  = -no-undefined -version-info 64:0:0
+libkea_eval_la_LDFLAGS  = -no-undefined -version-info 65:0:0
 libkea_eval_la_LDFLAGS += $(CRYPTO_LDFLAGS)
 
 EXTRA_DIST  = eval.dox
diff --git a/src/lib/hooks/Makefile.am b/src/lib/hooks/Makefile.am
index 60fcec7f15..e0119400e2 100644
--- a/src/lib/hooks/Makefile.am
+++ b/src/lib/hooks/Makefile.am
@@ -38,7 +38,7 @@ libkea_hooks_la_SOURCES += hooks_messages.cc hooks_messages.h
 
 libkea_hooks_la_CXXFLAGS = $(AM_CXXFLAGS)
 libkea_hooks_la_CPPFLAGS = $(AM_CPPFLAGS)
-libkea_hooks_la_LDFLAGS  = $(AM_LDFLAGS) -no-undefined -version-info 90:0:0
+libkea_hooks_la_LDFLAGS  = $(AM_LDFLAGS) -no-undefined -version-info 91:0:0
 libkea_hooks_la_LIBADD  = $(top_builddir)/src/lib/cc/libkea-cc.la
 libkea_hooks_la_LIBADD += $(top_builddir)/src/lib/asiolink/libkea-asiolink.la
 libkea_hooks_la_LIBADD += $(top_builddir)/src/lib/log/libkea-log.la
diff --git a/src/lib/hooks/hooks.h b/src/lib/hooks/hooks.h
index 4d4273dba5..73e1a12da4 100644
--- a/src/lib/hooks/hooks.h
+++ b/src/lib/hooks/hooks.h
@@ -12,8 +12,8 @@
 
 namespace {
 
-// Version 20502 of the hooks framework, set for Kea 2.5.2
-const int KEA_HOOKS_VERSION = 20502;
+// Version 20503 of the hooks framework, set for Kea 2.5.3
+const int KEA_HOOKS_VERSION = 20503;
 
 // Names of the framework functions.
 const char* const LOAD_FUNCTION_NAME = "load";
diff --git a/src/lib/util/Makefile.am b/src/lib/util/Makefile.am
index e6f429ab3c..c0a7ee45d5 100644
--- a/src/lib/util/Makefile.am
+++ b/src/lib/util/Makefile.am
@@ -50,7 +50,7 @@ libkea_util_la_SOURCES += encode/utf8.cc encode/utf8.h
 
 libkea_util_la_LIBADD = $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 
-libkea_util_la_LDFLAGS  = -no-undefined -version-info 78:0:0
+libkea_util_la_LDFLAGS  = -no-undefined -version-info 79:0:0
 
 EXTRA_DIST = util.dox