--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -108,7 +108,7 @@
 	set(CMAKE_C_STANDARD 99)
 endif ()
 
-add_definitions(-DERICWTOOLS_VERSION=${GIT_DESCRIBE})
+add_definitions(-DERICWTOOLS_VERSION=v0.18.1)
 
 if (MSVC)
 	add_definitions("/DWIN32")