diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index fe50f572b38c8..1419ab9f5ed66 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -605,10 +605,6 @@ self: super: {
   focuslist = dontCheck super.focuslist;
   search = dontCheck super.search;
 
-  # see https://github.com/LumiGuide/haskell-opencv/commit/cd613e200aa20887ded83256cf67d6903c207a60
-  opencv = dontCheck (appendPatch ./patches/opencv-fix-116.patch super.opencv);
-  opencv-extra = dontCheck (appendPatch ./patches/opencv-fix-116.patch super.opencv-extra);
-
   # https://github.com/ekmett/structures/issues/3
   structures = dontCheck super.structures;
 
diff --git a/pkgs/development/haskell-modules/configuration-nix.nix b/pkgs/development/haskell-modules/configuration-nix.nix
index 922bf1d601b6e..eeacccc793424 100644
--- a/pkgs/development/haskell-modules/configuration-nix.nix
+++ b/pkgs/development/haskell-modules/configuration-nix.nix
@@ -683,9 +683,6 @@ self: super: builtins.intersectAttrs super {
   liquid-fixpoint = disableSharedExecutables super.liquid-fixpoint;
   liquidhaskell = dontCheck (disableSharedExecutables super.liquidhaskell);
 
-  # Without this override, the builds lacks pkg-config.
-  opencv-extra = addPkgconfigDepend pkgs.opencv3 super.opencv-extra;
-
   # Break cyclic reference that results in an infinite recursion.
   partial-semigroup = dontCheck super.partial-semigroup;
   colour = dontCheck super.colour;
diff --git a/pkgs/development/haskell-modules/patches/opencv-fix-116.patch b/pkgs/development/haskell-modules/patches/opencv-fix-116.patch
deleted file mode 100644
index bf89d8daf9fcf..0000000000000
--- a/pkgs/development/haskell-modules/patches/opencv-fix-116.patch
+++ /dev/null
@@ -1,11 +0,0 @@
-diff -ur opencv-0.0.2.1.bak/Setup.hs opencv-0.0.2.1/Setup.hs
---- opencv-0.0.2.1.bak/Setup.hs	2018-11-10 17:18:41.355731189 +0100
-+++ opencv-0.0.2.1/Setup.hs	2018-11-10 17:18:56.901681162 +0100
-@@ -3,6 +3,6 @@
- 
- main = do
-     args <- getArgs
--    let args' | "configure" `elem` args = args ++ ["--with-gcc","c++", "--with-ld","c++"]
-+    let args' | "configure" `elem` args = args ++ ["--with-gcc","c++"]
-               | otherwise               = args
-     defaultMainArgs args'