diff --git a/setup.py b/setup.py
index 4f2f80508f7080f4ac559dd6f7abe0617ea00115..e68647b689a21e8a5b607bf8aa88c81ed8b5cda6 100644
--- a/setup.py
+++ b/setup.py
@@ -623,11 +623,11 @@ class configure(_build_clib):
                 raise RuntimeError("failed to compile platform-specific code, aborting.")
 
         # check zeroing mode for SSE code
-        if self.hmmer_impl == "SSE":
-            if self._check_denormals_zero_mode():
-                defines["HAVE_DENORMALS_ZERO_MODE"] = 1
-            if self._check_flush_zero_mode():
-                defines["HAVE_FLUSH_ZERO_MODE"] = 1
+        # if self.hmmer_impl == "SSE":
+        #     if self._check_denormals_zero_mode():
+        #         defines["HAVE_DENORMALS_ZERO_MODE"] = 1
+        #     if self._check_flush_zero_mode():
+        #         defines["HAVE_FLUSH_ZERO_MODE"] = 1
 
         # fill the defines if headers are found
         headers = headers or []