diff --git a/src/interfaces/ecpg/compatlib/Makefile b/src/interfaces/ecpg/compatlib/Makefile
index 3545d2b03239e691d6a12679b3704c546e627ff4..7d0aac629623adfe2e5b9f54a6cca643e5aeec46 100644
--- a/src/interfaces/ecpg/compatlib/Makefile
+++ b/src/interfaces/ecpg/compatlib/Makefile
@@ -15,7 +15,7 @@ include $(top_builddir)/src/Makefile.global
 
 NAME= ecpg_compat
 SO_MAJOR_VERSION= 3
-SO_MINOR_VERSION= 5
+SO_MINOR_VERSION= 6
 
 override CPPFLAGS := -I../include -I$(top_srcdir)/src/interfaces/ecpg/include \
 	-I$(libpq_srcdir) -I$(top_srcdir)/src/include/utils $(CPPFLAGS)
diff --git a/src/interfaces/ecpg/ecpglib/Makefile b/src/interfaces/ecpg/ecpglib/Makefile
index 90d4b3e283fcae4d084734bf0149f34617310568..946c72437f9dcabcf93b339886a5605c9b5def4c 100644
--- a/src/interfaces/ecpg/ecpglib/Makefile
+++ b/src/interfaces/ecpg/ecpglib/Makefile
@@ -15,7 +15,7 @@ include $(top_builddir)/src/Makefile.global
 
 NAME= ecpg
 SO_MAJOR_VERSION= 6
-SO_MINOR_VERSION= 5
+SO_MINOR_VERSION= 6
 
 override CPPFLAGS := -I../include -I$(top_srcdir)/src/interfaces/ecpg/include \
 	-I$(libpq_srcdir) -I$(top_builddir)/src/port $(CPPFLAGS)
diff --git a/src/interfaces/ecpg/pgtypeslib/Makefile b/src/interfaces/ecpg/pgtypeslib/Makefile
index 09b5df30999643a549412a0f0215365ba832b9cd..98a1c2f2b2d7a60211cd0e49717c557a2c949ccd 100644
--- a/src/interfaces/ecpg/pgtypeslib/Makefile
+++ b/src/interfaces/ecpg/pgtypeslib/Makefile
@@ -15,7 +15,7 @@ include $(top_builddir)/src/Makefile.global
 
 NAME= pgtypes
 SO_MAJOR_VERSION= 3
-SO_MINOR_VERSION= 4
+SO_MINOR_VERSION= 5
 
 override CPPFLAGS := -I../include -I$(top_srcdir)/src/interfaces/ecpg/include \
 	-I$(top_srcdir)/src/include/utils -I$(libpq_srcdir) $(CPPFLAGS)
diff --git a/src/interfaces/ecpg/preproc/Makefile b/src/interfaces/ecpg/preproc/Makefile
index 715be2839671188c5fd8d75afe07692027c047be..9a08998bb82b83d02ea5d676eac2f9c0db4e70d0 100644
--- a/src/interfaces/ecpg/preproc/Makefile
+++ b/src/interfaces/ecpg/preproc/Makefile
@@ -16,7 +16,7 @@ top_builddir = ../../../..
 include $(top_builddir)/src/Makefile.global
 
 MAJOR_VERSION= 4
-MINOR_VERSION= 9
+MINOR_VERSION= 10
 PATCHLEVEL=0
 
 override CPPFLAGS := -I../include -I$(top_srcdir)/src/interfaces/ecpg/include \
diff --git a/src/interfaces/libpq/Makefile b/src/interfaces/libpq/Makefile
index 7ed79c4f27c625d6eaa270c9dd21662d68a9064f..f116000813c9abd04021bbaaf1bc5efb1b068b7c 100644
--- a/src/interfaces/libpq/Makefile
+++ b/src/interfaces/libpq/Makefile
@@ -17,7 +17,7 @@ include $(top_builddir)/src/Makefile.global
 # shared library parameters
 NAME= pq
 SO_MAJOR_VERSION= 5
-SO_MINOR_VERSION= 6
+SO_MINOR_VERSION= 7
 
 override CPPFLAGS :=  -DFRONTEND -DUNSAFE_STAT_OK -I$(srcdir) $(CPPFLAGS) -I$(top_builddir)/src/port -I$(top_srcdir)/src/port
 ifneq ($(PORTNAME), win32)
diff --git a/src/tools/msvc/Mkvcbuild.pm b/src/tools/msvc/Mkvcbuild.pm
index 7964c0188687ba0751f9527d2a33fa33300c39ed..8dd61739c303e62a7254a727b51d7df423d3fab3 100644
--- a/src/tools/msvc/Mkvcbuild.pm
+++ b/src/tools/msvc/Mkvcbuild.pm
@@ -316,7 +316,7 @@ sub mkvcbuild
 	$ecpg->AddPrefixInclude('src\interfaces\ecpg\preproc');
 	$ecpg->AddFiles('src\interfaces\ecpg\preproc', 'pgc.l', 'preproc.y');
 	$ecpg->AddDefine('MAJOR_VERSION=4');
-	$ecpg->AddDefine('MINOR_VERSION=9');
+	$ecpg->AddDefine('MINOR_VERSION=10');
 	$ecpg->AddDefine('PATCHLEVEL=0');
 	$ecpg->AddDefine('ECPG_COMPILE');
 	$ecpg->AddReference($libpgport, $libpgcommon);