1 files changed, 5 insertions, 1 deletions

diff --git a/xdelta3/xdelta3-main.h b/xdelta3/xdelta3-main.h
index 50cbb67..44f51ee 100644
--- a/xdelta3/xdelta3-main.h
+++ b/xdelta3/xdelta3-main.h
@@ -2454,7 +2454,11 @@ main_input (xd3_cmd     cmd,
             {
               XPR(NT "compression level: %d\n", option_level);
             }
-          if (option_level == 0) { stream_flags |= XD3_NOCOMPRESS; }
+          if (option_level == 0)
+            {
+              stream_flags |= XD3_NOCOMPRESS;
+              config.smatch_cfg = XD3_SMATCH_FASTEST;
+            }
           else if (option_level == 1) { config.smatch_cfg = XD3_SMATCH_FASTEST; }
           else if (option_level <= 5) { config.smatch_cfg = XD3_SMATCH_FAST; }
           else if (option_level == 6) { config.smatch_cfg = XD3_SMATCH_DEFAULT; }