diff --git a/pkgs/development/compilers/llvm/4/llvm.nix b/pkgs/development/compilers/llvm/4/llvm.nix
index ea1e0d28eb0..ed80bc10067 100644
--- a/pkgs/development/compilers/llvm/4/llvm.nix
+++ b/pkgs/development/compilers/llvm/4/llvm.nix
@@ -167,7 +167,7 @@ stdenv.mkDerivation ({
     platforms   = stdenv.lib.platforms.all;
   };
 } // stdenv.lib.optionalAttrs enableManpages {
-  name = "llvm-manpages-${version}";
+  pname = "llvm-manpages";
 
   buildPhase = ''
     make docs-llvm-man
diff --git a/pkgs/development/compilers/llvm/5/llvm.nix b/pkgs/development/compilers/llvm/5/llvm.nix
index bc3b0ccef5e..3e926d8e532 100644
--- a/pkgs/development/compilers/llvm/5/llvm.nix
+++ b/pkgs/development/compilers/llvm/5/llvm.nix
@@ -150,7 +150,7 @@ stdenv.mkDerivation ({
     platforms   = stdenv.lib.platforms.all;
   };
 } // stdenv.lib.optionalAttrs enableManpages {
-  name = "llvm-manpages-${version}";
+  pname = "llvm-manpages";
 
   buildPhase = ''
     make docs-llvm-man
diff --git a/pkgs/development/compilers/llvm/6/llvm.nix b/pkgs/development/compilers/llvm/6/llvm.nix
index 70448c6e8cb..5ae24bf0f33 100644
--- a/pkgs/development/compilers/llvm/6/llvm.nix
+++ b/pkgs/development/compilers/llvm/6/llvm.nix
@@ -155,7 +155,7 @@ stdenv.mkDerivation ({
     platforms   = stdenv.lib.platforms.all;
   };
 } // stdenv.lib.optionalAttrs enableManpages {
-  name = "llvm-manpages-${version}";
+  pname = "llvm-manpages";
 
   buildPhase = ''
     make docs-llvm-man
diff --git a/pkgs/development/compilers/llvm/7/llvm.nix b/pkgs/development/compilers/llvm/7/llvm.nix
index 9591f4e7492..f9443a987a2 100644
--- a/pkgs/development/compilers/llvm/7/llvm.nix
+++ b/pkgs/development/compilers/llvm/7/llvm.nix
@@ -173,7 +173,7 @@ in stdenv.mkDerivation ({
     platforms   = stdenv.lib.platforms.all;
   };
 } // stdenv.lib.optionalAttrs enableManpages {
-  name = "llvm-manpages-${version}";
+  pname = "llvm-manpages";
 
   buildPhase = ''
     make docs-llvm-man
diff --git a/pkgs/development/compilers/llvm/8/llvm.nix b/pkgs/development/compilers/llvm/8/llvm.nix
index 4dee9ba5948..e27e47a3b22 100644
--- a/pkgs/development/compilers/llvm/8/llvm.nix
+++ b/pkgs/development/compilers/llvm/8/llvm.nix
@@ -151,7 +151,7 @@ in stdenv.mkDerivation ({
     platforms   = stdenv.lib.platforms.all;
   };
 } // stdenv.lib.optionalAttrs enableManpages {
-  name = "llvm-manpages-${version}";
+  pname = "llvm-manpages";
 
   buildPhase = ''
     make docs-llvm-man