diff --git a/modules/setting/git.go b/modules/setting/git.go
index 59951fcb94..a70e6b89c2 100644
--- a/modules/setting/git.go
+++ b/modules/setting/git.go
@@ -20,7 +20,7 @@ var (
 		MaxGitDiffLines          int
 		MaxGitDiffLineCharacters int
 		MaxGitDiffFiles          int
-		GCArgs                   []string `delim:" "`
+		GCArgs                   []string `ini:"GC_ARGS" delim:" "`
 		Timeout                  struct {
 			Default int
 			Migrate int