diff --git a/src/version.h b/src/version.h
index e008506bcc..2c998e6484 100644
--- a/src/version.h
+++ b/src/version.h
@@ -2,7 +2,7 @@
 #define CYCLUS_SRC_VERSION_H_
 
 #define CYCLUS_VERSION_MAJOR 1
-#define CYCLUS_VERSION_MINOR 2
+#define CYCLUS_VERSION_MINOR 3
 #define CYCLUS_VERSION_MICRO 0
 
 namespace cyclus {