diff --git a/agent/systemauth/pinentry/keybase-pinentry/pinentry_osx.go b/agent/systemauth/pinentry/keybase-pinentry/pinentry_osx.go
index ba2fca8..043ce35 100644
--- a/agent/systemauth/pinentry/keybase-pinentry/pinentry_osx.go
+++ b/agent/systemauth/pinentry/keybase-pinentry/pinentry_osx.go
@@ -14,7 +14,7 @@ type pinentrySecretStoreInfo string
 
 func (pi *pinentryInstance) useSecretStore(useSecretStore bool) (pinentrySecretStoreInfo, error) {
 	// unimplemented
-	return false
+	return "", nil
 }
 
 func (pi *pinentryInstance) shouldStoreSecret(info pinentrySecretStoreInfo) bool {