diff --git a/internal/oauth2.go b/internal/oauth2.go
index fc63fca..c0ab196 100644
--- a/internal/oauth2.go
+++ b/internal/oauth2.go
@@ -26,7 +26,7 @@
 	if err != nil {
 		parsedKey, err = x509.ParsePKCS1PrivateKey(key)
 		if err != nil {
-			return nil, fmt.Errorf("private key should be a PEM or plain PKSC1 or PKCS8; parse error: %v", err)
+			return nil, fmt.Errorf("private key should be a PEM or plain PKCS1 or PKCS8; parse error: %v", err)
 		}
 	}
 	parsed, ok := parsedKey.(*rsa.PrivateKey)