2 files changed, 5 insertions, 5 deletions
diff --git a/nixpkgs/pkgs/development/libraries/opencv/3.x.nix b/nixpkgs/pkgs/development/libraries/opencv/3.x.nix
index e65f7ce01da9..e3f458d0d733 100644
--- a/nixpkgs/pkgs/development/libraries/opencv/3.x.nix
+++ b/nixpkgs/pkgs/development/libraries/opencv/3.x.nix
@@ -3,7 +3,7 @@
 , fetchpatch
 , callPackage
 , cmake, pkg-config, unzip, zlib, pcre, hdf5
-, glog, boost, gflags, protobuf3_21
+, glog, boost, gflags, protobuf_21
 , config
 
 , enableJPEG      ? true, libjpeg
@@ -186,7 +186,7 @@ stdenv.mkDerivation {
 
   buildInputs =
        [ zlib pcre hdf5 glog boost gflags ]
-    ++ lib.optional useSystemProtobuf protobuf3_21
+    ++ lib.optional useSystemProtobuf protobuf_21
     ++ lib.optional enablePython pythonPackages.python
     ++ lib.optional enableGtk2 gtk2
     ++ lib.optional enableGtk3 gtk3
diff --git a/nixpkgs/pkgs/development/libraries/opencv/4.x.nix b/nixpkgs/pkgs/development/libraries/opencv/4.x.nix
index 01e96e8f5b4d..06360449c1ba 100644
--- a/nixpkgs/pkgs/development/libraries/opencv/4.x.nix
+++ b/nixpkgs/pkgs/development/libraries/opencv/4.x.nix
@@ -11,7 +11,7 @@
 , hdf5
 , boost
 , gflags
-, protobuf3_21
+, protobuf_21
 , config
 , ocl-icd
 , buildPackages
@@ -298,7 +298,7 @@ effectiveStdenv.mkDerivation {
     echo '"(build info elided)"' > modules/core/version_string.inc
   '';
 
-  buildInputs = [ zlib pcre boost gflags protobuf3_21 ]
+  buildInputs = [ zlib pcre boost gflags protobuf_21 ]
     ++ lib.optional enablePython pythonPackages.python
     ++ lib.optional (effectiveStdenv.buildPlatform == effectiveStdenv.hostPlatform) hdf5
     ++ lib.optional enableGtk2 gtk2
@@ -362,7 +362,7 @@ effectiveStdenv.mkDerivation {
     "-DOPENCV_GENERATE_PKGCONFIG=ON"
     "-DWITH_OPENMP=ON"
     "-DBUILD_PROTOBUF=OFF"
-    "-DProtobuf_PROTOC_EXECUTABLE=${lib.getExe buildPackages.protobuf3_21}"
+    "-DProtobuf_PROTOC_EXECUTABLE=${lib.getExe buildPackages.protobuf_21}"
     "-DPROTOBUF_UPDATE_FILES=ON"
     "-DOPENCV_ENABLE_NONFREE=${printEnabled enableUnfree}"
     "-DBUILD_TESTS=${printEnabled runAccuracyTests}"