diff --git a/pkgs/development/libraries/protobufc/1.0.nix b/pkgs/development/libraries/protobufc/1.0.nix
deleted file mode 100644
index d64ea5790c6..00000000000
--- a/pkgs/development/libraries/protobufc/1.0.nix
+++ /dev/null
@@ -1,11 +0,0 @@
-{ callPackage, fetchFromGitHub, ... } @ args:
-
-callPackage ./generic.nix (args // rec {
-  version = "1.0.2";
-  src = fetchFromGitHub {
-    owner = "protobuf-c";
-    repo = "protobuf-c";
-    rev = "v${version}";
-    sha256 = "1harabw7qdgcmh098664xkcv8bkyach6i35sisc40yhvagr3fzsz";
-  };
-})
diff --git a/pkgs/development/libraries/protobufc/1.1.nix b/pkgs/development/libraries/protobufc/1.1.nix
deleted file mode 100644
index 97fc8642778..00000000000
--- a/pkgs/development/libraries/protobufc/1.1.nix
+++ /dev/null
@@ -1,11 +0,0 @@
-{ callPackage, fetchFromGitHub, ... } @ args:
-
-callPackage ./generic.nix (args // rec {
-  version = "1.1.1";
-  src = fetchFromGitHub {
-    owner = "protobuf-c";
-    repo = "protobuf-c";
-    rev = "v${version}";
-    sha256 = "0mdl2i87394l4zdvq2npsxq4zs8p7sqhqmbm2r380ngjs6zic6gw";
-  };
-})
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 77640519580..fabe4586077 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9996,9 +9996,8 @@ with pkgs;
   protobuf2_6 = callPackage ../development/libraries/protobuf/2.6.nix { };
   protobuf2_5 = callPackage ../development/libraries/protobuf/2.5.nix { };
 
-  protobufc = protobufc1_1;
-  protobufc1_1 = callPackage ../development/libraries/protobufc/1.1.nix { };
-  protobufc1_0 = callPackage ../development/libraries/protobufc/1.0.nix { };
+  protobufc = protobufc1_3;
+  protobufc1_3 = callPackage ../development/libraries/protobufc/1.3.nix { };
 
   flatbuffers = callPackage ../development/libraries/flatbuffers { };