diff --git a/pkgs/development/haskell-modules/configuration-nix.nix b/pkgs/development/haskell-modules/configuration-nix.nix
index 58ab8024369a..584ea5eb71df 100644
--- a/pkgs/development/haskell-modules/configuration-nix.nix
+++ b/pkgs/development/haskell-modules/configuration-nix.nix
@@ -461,4 +461,7 @@ self: super: builtins.intersectAttrs super {
   liquid-fixpoint = disableSharedExecutables super.liquid-fixpoint;
   liquidhaskell = dontCheck (disableSharedExecutables super.liquidhaskell);
 
+  # Haskell OpenCV bindings need contrib code enabled in the C++ library.
+  opencv = super.opencv.override { opencv3 = pkgs.opencv3.override { enableContrib = true; }; };
+
 }