diff --git a/pkgs/applications/graphics/ImageMagick/default.nix b/pkgs/applications/graphics/ImageMagick/default.nix
index 7491000ea7256..98929155a7bc4 100644
--- a/pkgs/applications/graphics/ImageMagick/default.nix
+++ b/pkgs/applications/graphics/ImageMagick/default.nix
@@ -1,6 +1,7 @@
 { lib
 , stdenv
 , fetchFromGitHub
+, fetchpatch2
 , pkg-config
 , libtool
 , bzip2Support ? true, bzip2
@@ -51,15 +52,22 @@ in
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "imagemagick";
-  version = "7.1.1-39";
+  version = "7.1.1-40";
 
   src = fetchFromGitHub {
     owner = "ImageMagick";
     repo = "ImageMagick";
     rev = finalAttrs.version;
-    hash = "sha256-3NUl0q/j3dBdNBtLH+69vh0elobBnTOvqQpC/2KwGBU=";
+    hash = "sha256-NrTIx1OvwPIeVlA39hGkXZ2Atk4FCsU3/55SZeSc40E=";
   };
 
+  patches = [
+    (fetchpatch2 {
+      url = "https://github.com/ImageMagick/ImageMagick/commit/bf5650f0dd41b500102a129d6867cb568f4edee4.patch";
+      hash = "sha256-nxvSTyNZ35DqjR41nM5uidWwRFWzd1e/LFE0n3fpbb8=";
+    })
+  ];
+
   outputs = [ "out" "dev" "doc" ]; # bin/ isn't really big
   outputMan = "out"; # it's tiny