diff --git a/version.inc b/version.inc
index 4080e2a..c6b7813 100644
--- a/version.inc
+++ b/version.inc
@@ -1,6 +1,10 @@
 # Included by CMakeLists, edited by the build script
 # (the version numbers are generated by the build script from the git current label)
 
+if(NOT DEFINED QDT_RELEASE_TO_PUBLIC)
+set(QDT_RELEASE_TO_PUBLIC "0")
+endif()
+
 set(SLIC3R_APP_NAME "QIDISlicer")
 set(SLIC3R_APP_KEY "QIDISlicer")
 set(SLIC3R_VERSION "1.1.5")