diff --git a/plugins/gitfast/_git b/plugins/gitfast/_git
index 7ed3e3c26..6d1b4ecc7 100644
--- a/plugins/gitfast/_git
+++ b/plugins/gitfast/_git
@@ -214,8 +214,10 @@ _git ()
 
 	if (( $+functions[__${service}_zsh_main] )); then
 		__${service}_zsh_main
-	else
+	elif (( $+functions[__${service}_main] )); then
 		emulate ksh -c __${service}_main
+	elif (( $+functions[_${service}] )); then
+		emulate ksh -c _${service}
 	fi
 
 	let _ret && _default && _ret=0