diff --git a/pkgs/development/interpreters/python/cpython/3.7/default.nix b/pkgs/development/interpreters/python/cpython/3.7/default.nix
index 9cc0377f925f..cd198b5f1738 100644
--- a/pkgs/development/interpreters/python/cpython/3.7/default.nix
+++ b/pkgs/development/interpreters/python/cpython/3.7/default.nix
@@ -63,6 +63,12 @@ in stdenv.mkDerivation {
 
   patches = [
     ./no-ldconfig.patch
+
+    # Fix darwin build https://bugs.python.org/issue34027
+    (fetchpatch {
+      url = https://bugs.python.org/file47666/darwin-libutil.patch;
+      sha256 = "0242gihnw3wfskl4fydp2xanpl8k5q7fj4dp7dbbqf46a4iwdzpa";
+    })
   ];
 
   postPatch = ''