diff --git a/cmd/git-sync/main.go b/cmd/git-sync/main.go
index 0df6d04..6645e9d 100644
--- a/cmd/git-sync/main.go
+++ b/cmd/git-sync/main.go
@@ -69,6 +69,8 @@ var flPassword = flag.String("password", envString("GIT_SYNC_PASSWORD", ""),
 
 var flSSH = flag.Bool("ssh", envBool("GIT_SYNC_SSH", false),
 	"use SSH for git operations")
+var flSSHSecret = flag.String("ssh-key", envString("GIT_SSH_KEY", "/etc/git-secret/ssh"),
+	"the ssh key to use")
 var flSSHKnownHosts = flag.Bool("ssh-known-hosts", envBool("GIT_KNOWN_HOSTS", true),
 	"enable SSH known_hosts verification")
 
@@ -513,7 +515,7 @@ func setupGitAuth(username, password, gitURL string) error {
 func setupGitSSH(setupKnownHosts bool) error {
 	log.V(1).Infof("setting up git SSH credentials")
 
-	var pathToSSHSecret = "/etc/git-secret/ssh"
+	var pathToSSHSecret = *flSSHSecret
 	var pathToSSHKnownHosts = "/etc/git-secret/known_hosts"
 
 	fileInfo, err := os.Stat(pathToSSHSecret)