diff --git a/third-party/cmake/FindGit.cmake b/third-party/cmake/FindGit.cmake
index 1d79f61df..d23e6f1ca 100644
--- a/third-party/cmake/FindGit.cmake
+++ b/third-party/cmake/FindGit.cmake
@@ -63,7 +63,6 @@ if(GIT_EXECUTABLE)
   if (git_version MATCHES "^git version [0-9]")
     string(REPLACE "git version " "" GIT_VERSION_STRING "${git_version}")
   endif()
-  unset(git_version)
 endif()
 
 # Handle the QUIETLY and REQUIRED arguments and set GIT_FOUND to TRUE if
@@ -71,4 +70,4 @@ endif()
 
 include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(Git GIT_EXECUTABLE
-                                      GIT_VERSION_STRING)
\ No newline at end of file
+                                      GIT_VERSION_STRING)