diff --git a/pkgs/tools/graphics/waifu2x-converter-cpp/default.nix b/pkgs/tools/graphics/waifu2x-converter-cpp/default.nix
index 56fe4e122e53..f936ab83fb56 100644
--- a/pkgs/tools/graphics/waifu2x-converter-cpp/default.nix
+++ b/pkgs/tools/graphics/waifu2x-converter-cpp/default.nix
@@ -1,4 +1,4 @@
-{ cmake, fetchFromGitHub, makeWrapper, opencv3, lib, stdenv, ocl-icd, opencl-headers, OpenCL
+{ cmake, fetchFromGitHub, makeWrapper, opencv4, lib, stdenv, ocl-icd, opencl-headers, OpenCL
 , config
 , cudaSupport ? config.cudaSupport, cudatoolkit ? null
 }:
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    opencv3
+    opencv4
   ] ++ lib.optional cudaSupport cudatoolkit
     ++ lib.optional stdenv.isDarwin OpenCL
     ++ lib.optionals stdenv.isLinux [ ocl-icd opencl-headers ];