diff --git a/Versions.cmake b/Versions.cmake
index 29f8618cc..5c285d22f 100644
--- a/Versions.cmake
+++ b/Versions.cmake
@@ -2,5 +2,5 @@
 set (WSJTX_VERSION_MAJOR 1)
 set (WSJTX_VERSION_MINOR 4)
 set (WSJTX_VERSION_PATCH 0)
-set (WSJTX_RC 3)
+set (WSJTX_RC 4)
 set (WSJTX_VERSION_IS_RELEASE 0)