diff --git a/pkgs/applications/science/math/ecm/default.nix b/pkgs/applications/science/math/ecm/default.nix
index 072d772775cd..44dc7af98c1a 100644
--- a/pkgs/applications/science/math/ecm/default.nix
+++ b/pkgs/applications/science/math/ecm/default.nix
@@ -10,9 +10,12 @@ stdenv.mkDerivation {
   inherit name;
 
   src = fetchurl {
-      url = http://gforge.inria.fr/frs/download.php/file/32159/ecm-6.4.4.tar.gz;
-      sha256 = "0v5h2nicz9yx78c2d72plbhi30iq4nxbvphja1s9501db4aah4y8";
-    };
+    url = http://gforge.inria.fr/frs/download.php/file/32159/ecm-6.4.4.tar.gz;
+    sha256 = "0v5h2nicz9yx78c2d72plbhi30iq4nxbvphja1s9501db4aah4y8";
+  };
+
+  # See https://trac.sagemath.org/ticket/19233
+  configureFlags = stdenv.lib.optional stdenv.isDarwin "--disable-asm-redc";
 
   buildInputs = [ m4 gmp ];
 
@@ -23,6 +26,6 @@ stdenv.mkDerivation {
     license = stdenv.lib.licenses.gpl2Plus;
     homepage = http://ecm.gforge.inria.fr/;
     maintainers = [ stdenv.lib.maintainers.roconnor ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = with stdenv.lib.platforms; linux ++ darwin;
   };
 }