1 files changed, 0 insertions, 1 deletions
diff --git a/setup.py b/setup.py
index a5bbfa1e..e82464aa 100644
--- a/setup.py
+++ b/setup.py
@@ -148,7 +148,6 @@ def keywords_with_side_effects(argv):
     else:
         cffi_modules = [
             "src/_cffi_src/build_openssl.py:ffi",
-            "src/_cffi_src/build_constant_time.py:ffi",
             "src/_cffi_src/build_padding.py:ffi",
         ]