diff --git a/WINGs/WINGs/WINGs.h b/WINGs/WINGs/WINGs.h
index ca7be553..47981744 100644
--- a/WINGs/WINGs/WINGs.h
+++ b/WINGs/WINGs/WINGs.h
@@ -26,7 +26,7 @@
 #include <WINGs/WUtil.h>
 #include <X11/Xlib.h>
 
-#define WINGS_H_VERSION  20140612
+#define WINGS_H_VERSION  20141205
 
 
 #ifdef __cplusplus
diff --git a/configure.ac b/configure.ac
index 63f7fa39..c9ed50ce 100644
--- a/configure.ac
+++ b/configure.ac
@@ -47,9 +47,9 @@ WRASTER_VERSION=$WRASTER_CURRENT:$WRASTER_REVISION:$WRASTER_AGE
 AC_SUBST(WRASTER_VERSION)
 dnl
 dnl libWINGs
-WINGS_CURRENT=3
+WINGS_CURRENT=4
 WINGS_REVISION=0
-WINGS_AGE=0
+WINGS_AGE=1
 WINGS_VERSION=$WINGS_CURRENT:$WINGS_REVISION:$WINGS_AGE
 AC_SUBST(WINGS_VERSION)
 dnl