diff --git a/repmgr_version.h.in b/repmgr_version.h.in
index 45d26270..a37d177c 100644
--- a/repmgr_version.h.in
+++ b/repmgr_version.h.in
@@ -1,7 +1,7 @@
 #define REPMGR_VERSION_DATE ""
-#define REPMGR_VERSION "5.3dev"
+#define REPMGR_VERSION "5.3"
 #define REPMGR_VERSION_NUM 50300
 #define REPMGR_EXTENSION_VERSION "5.3"
 #define REPMGR_EXTENSION_NUM 50300
-#define REPMGR_RELEASE_DATE "2021-XX-XX"
+#define REPMGR_RELEASE_DATE "2021-10-12"
 #define PG_ACTUAL_VERSION_NUM