diff --git a/src/kernel/version.c b/src/kernel/version.c
index 39f4f30e6..0842b3d8e 100644
--- a/src/kernel/version.c
+++ b/src/kernel/version.c
@@ -5,7 +5,7 @@
 
 #ifndef ERESSEA_VERSION
 /* the version number, if it was not passed to make with -D */
-#define ERESSEA_VERSION "3.12.0"
+#define ERESSEA_VERSION "3.13.0"
 #endif
 
 const char *eressea_version(void) {