diff --git a/cmake/version.cmake b/cmake/version.cmake
index 4094df1a..3b2af3bb 100644
--- a/cmake/version.cmake
+++ b/cmake/version.cmake
@@ -108,8 +108,10 @@ function(generate_version _var )
     set(${_var} "${KTX_VERSION}" PARENT_SCOPE)
 endfunction()
 
-# Get latest tag
-git_describe_raw(KTX_VERSION_FULL --abbrev=0 --match v[0-9]*)
+if (!KTX_VERSION_FULL)
+    # Get latest tag
+    git_describe_raw(KTX_VERSION_FULL --abbrev=0 --match v[0-9]*)
+endif()
 #message("KTX full version: ${KTX_VERSION_FULL}")
 
 # generate_version(TOKTX_VERSION tools/toktx)