diff --git a/build.py b/build.py
index 1c874d08e..090d32dc7 100755
--- a/build.py
+++ b/build.py
@@ -509,6 +509,7 @@ def clippy_cli():
     for triple in build_abis.values():
         cmds[3] = triple
         run_cargo(cmds)
+        run_cargo(cmds + ["--release"])
     os.chdir(Path("..", ".."))