diff --git a/include/allegro5/base.h b/include/allegro5/base.h
index 995ee32516..081132e24a 100644
--- a/include/allegro5/base.h
+++ b/include/allegro5/base.h
@@ -65,11 +65,11 @@
  * Note x.y.z (= x.y.z.0) has release number 1, and x.y.z.1 has release
  * number 2, just to confuse you.
  */
-#define ALLEGRO_RELEASE_NUMBER   0
+#define ALLEGRO_RELEASE_NUMBER   1
 
-#define ALLEGRO_VERSION_STR      "5.1.9 (GIT)"
-#define ALLEGRO_DATE_STR         "2014"
-#define ALLEGRO_DATE             20140112    /* yyyymmdd */
+#define ALLEGRO_VERSION_STR      "5.1.9 (WIP)"
+#define ALLEGRO_DATE_STR         "2015"
+#define ALLEGRO_DATE             20150103    /* yyyymmdd */
 #define ALLEGRO_VERSION_INT \
     ((ALLEGRO_VERSION << 24) | (ALLEGRO_SUB_VERSION << 16) | \
     (ALLEGRO_WIP_VERSION << 8) | ALLEGRO_RELEASE_NUMBER)