diff --git a/CMakeLists.txt b/CMakeLists.txt
index f5db2d939..54d8831a0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -196,7 +196,7 @@ endif()
 
 set(VERSION_INFO_MAJOR_VERSION 0)
 set(VERSION_INFO_API_COMPAT 0)
-if(${THIS_IS_A_RELEASE})
+if(${THIS_IS_A_RELEASE} ON)
     set(VERSION_INFO_MINOR_VERSION 20)
 else()
     set(VERSION_INFO_MINOR_VERSION 20.git-${GIT_BRANCH}-${GIT_COMMIT_HASH})