diff --git a/configure b/configure
index 9fb1e16f22..a641f98ccf 100755
--- a/configure
+++ b/configure
@@ -1656,7 +1656,7 @@ test -n "$target_alias" &&
 wx_major_version_number=2
 wx_minor_version_number=5
 wx_release_number=3
-wx_subrelease_number=2
+wx_subrelease_number=3
 
 WX_RELEASE=$wx_major_version_number.$wx_minor_version_number
 WX_VERSION=$WX_RELEASE.$wx_release_number
@@ -1666,7 +1666,7 @@ WX_MSW_VERSION=$wx_major_version_number$wx_minor_version_number$wx_release_numbe
 
 WX_CURRENT=3
 WX_REVISION=0
-WX_AGE=2
+WX_AGE=3
 
 
 
diff --git a/configure.in b/configure.in
index d901b515e0..a8d3bfd719 100644
--- a/configure.in
+++ b/configure.in
@@ -56,7 +56,7 @@ dnl   libwx_$(TOOLKIT)-$(WX_RELEASE).so.$(WX_CURRENT).$(WX_REVISION).$(WX_AGE)
 wx_major_version_number=2
 wx_minor_version_number=5
 wx_release_number=3
-wx_subrelease_number=2
+wx_subrelease_number=3
 
 WX_RELEASE=$wx_major_version_number.$wx_minor_version_number
 WX_VERSION=$WX_RELEASE.$wx_release_number
@@ -66,7 +66,7 @@ WX_MSW_VERSION=$wx_major_version_number$wx_minor_version_number$wx_release_numbe
 
 WX_CURRENT=3
 WX_REVISION=0
-WX_AGE=2
+WX_AGE=3
 
 
 dnl ------------------------------------------------------------------------
diff --git a/include/wx/version.h b/include/wx/version.h
index f3a13c7bc0..fde4663180 100644
--- a/include/wx/version.h
+++ b/include/wx/version.h
@@ -22,7 +22,7 @@
 #define wxMAJOR_VERSION      2
 #define wxMINOR_VERSION      5
 #define wxRELEASE_NUMBER     3
-#define wxSUBRELEASE_NUMBER  2
+#define wxSUBRELEASE_NUMBER  3
 #define wxVERSION_STRING   _T("wxWidgets 2.5.3")
 
 /*  nothing to update below this line when updating the version */