diff --git a/lib/krb5.c b/lib/krb5.c
index 8b5a24720d..46c56085bb 100644
--- a/lib/krb5.c
+++ b/lib/krb5.c
@@ -265,6 +265,7 @@ krb5_auth(void *app_data, struct connectdata *conn)
           result = CURLE_OUT_OF_MEMORY;
 
         free(p);
+        free(cmd);
 
         if(result) {
           ret = -2;