7 files changed, 3 insertions, 12 deletions
diff --git a/pkgs/tools/system/dd_rescue/default.nix b/pkgs/tools/system/dd_rescue/default.nix
index ba18c58becb9..ce996bf7c6f4 100644
--- a/pkgs/tools/system/dd_rescue/default.nix
+++ b/pkgs/tools/system/dd_rescue/default.nix
@@ -36,7 +36,6 @@ stdenv.mkDerivation rec {
     platforms = platforms.linux;
     homepage = "http://www.garloff.de/kurt/linux/ddrescue/";
     license = licenses.gpl2Plus;
-    inherit version;
     updateWalker = true;
   };
 }
diff --git a/pkgs/tools/system/freeipmi/default.nix b/pkgs/tools/system/freeipmi/default.nix
index 8dbe4b5e0033..77828ae823d4 100644
--- a/pkgs/tools/system/freeipmi/default.nix
+++ b/pkgs/tools/system/freeipmi/default.nix
@@ -39,6 +39,5 @@ stdenv.mkDerivation rec {
     platforms = lib.platforms.gnu ++ lib.platforms.linux;  # arbitrary choice
 
     updateWalker = true;
-    inherit version;
   };
 }
diff --git a/pkgs/tools/system/ipmiutil/default.nix b/pkgs/tools/system/ipmiutil/default.nix
index 4efc8024cc4a..a11890dabd6f 100644
--- a/pkgs/tools/system/ipmiutil/default.nix
+++ b/pkgs/tools/system/ipmiutil/default.nix
@@ -27,6 +27,5 @@ stdenv.mkDerivation rec {
     platforms = platforms.linux;
     license = licenses.bsd3;
     downloadPage = "https://sourceforge.net/projects/ipmiutil/files/ipmiutil/";
-    inherit version;
   };
 }
diff --git a/pkgs/tools/system/sleuthkit/default.nix b/pkgs/tools/system/sleuthkit/default.nix
index be4eaf5f0791..912afb7021ca 100644
--- a/pkgs/tools/system/sleuthkit/default.nix
+++ b/pkgs/tools/system/sleuthkit/default.nix
@@ -29,6 +29,5 @@ stdenv.mkDerivation rec {
     maintainers = [ lib.maintainers.raskin ];
     platforms = lib.platforms.linux;
     license = lib.licenses.ipl10;
-    inherit version;
   };
 }
diff --git a/pkgs/tools/system/smartmontools/default.nix b/pkgs/tools/system/smartmontools/default.nix
index 8d0539d118f3..0142156a7377 100644
--- a/pkgs/tools/system/smartmontools/default.nix
+++ b/pkgs/tools/system/smartmontools/default.nix
@@ -4,8 +4,6 @@
 , IOKit, ApplicationServices }:
 
 let
-  version = "7.2";
-
   dbrev = "5171";
   drivedbBranch = "RELEASE_7_2_DRIVEDB";
   driverdb = fetchurl {
@@ -16,7 +14,7 @@ let
 
 in stdenv.mkDerivation rec {
   pname = "smartmontools";
-  inherit version;
+  version = "7.2";
 
   src = fetchurl {
     url = "mirror://sourceforge/smartmontools/${pname}-${version}.tar.gz";
diff --git a/pkgs/tools/system/tree/default.nix b/pkgs/tools/system/tree/default.nix
index dea7fd2e2b6c..ab76de74762c 100644
--- a/pkgs/tools/system/tree/default.nix
+++ b/pkgs/tools/system/tree/default.nix
@@ -1,8 +1,6 @@
 { lib, stdenv, fetchurl }:
 
 let
-  version = "1.8.0";
-
   # These settings are found in the Makefile, but there seems to be no
   # way to select one ore the other setting other than editing the file
   # manually, so we have to duplicate the know how here.
@@ -23,9 +21,9 @@ let
     '' else
     ""; # use linux flags by default
 in
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   pname = "tree";
-  inherit version;
+  version = "1.8.0";
 
   src = fetchurl {
     url = "http://mama.indstate.edu/users/ice/tree/src/tree-${version}.tgz";
diff --git a/pkgs/tools/system/wsmancli/default.nix b/pkgs/tools/system/wsmancli/default.nix
index bb7a206ced8c..ac6a561bb0a6 100644
--- a/pkgs/tools/system/wsmancli/default.nix
+++ b/pkgs/tools/system/wsmancli/default.nix
@@ -31,6 +31,5 @@ stdenv.mkDerivation rec {
     '';
     downloadPage = "https://github.com/Openwsman/wsmancli/releases";
     inherit (openwsman.meta) homepage license maintainers platforms;
-    inherit version;
   };
 }