diff --git a/pkgs/applications/graphics/pinta/default.nix b/pkgs/applications/graphics/pinta/default.nix
index c2704cbf265b..6859a07b48a6 100644
--- a/pkgs/applications/graphics/pinta/default.nix
+++ b/pkgs/applications/graphics/pinta/default.nix
@@ -10,7 +10,7 @@ let
   mono-addins = dotnetPackages.MonoAddins;
 in
 buildDotnetPackage rec {
-  baseName = "Pinta";
+  pname = "Pinta";
   version = "1.7.1";
 
   outputFiles = [ "bin/*" ];
diff --git a/pkgs/applications/misc/keepass/default.nix b/pkgs/applications/misc/keepass/default.nix
index 7e5665bafd30..4276ce8a8418 100644
--- a/pkgs/applications/misc/keepass/default.nix
+++ b/pkgs/applications/misc/keepass/default.nix
@@ -2,7 +2,7 @@
   unzip, icoutils, gtk2, xorg, xdotool, xsel, coreutils, unixtools, glib, plugins ? [] }:
 
 with builtins; buildDotnetPackage rec {
-  baseName = "keepass";
+  pname = "keepass";
   version = "2.49";
 
   src = fetchurl {
diff --git a/pkgs/build-support/build-dotnet-package/default.nix b/pkgs/build-support/build-dotnet-package/default.nix
index 16dfd694ed3d..14446ef05e72 100644
--- a/pkgs/build-support/build-dotnet-package/default.nix
+++ b/pkgs/build-support/build-dotnet-package/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, makeWrapper, pkg-config, mono, dotnetbuildhelpers }:
 
 attrsOrig @
-{ baseName
+{ pname
 , version
 , nativeBuildInputs ? []
 , xBuildFiles ? [ ]
@@ -17,7 +17,7 @@ attrsOrig @
     arrayToShell = (a: toString (map (lib.escape (lib.stringToCharacters "\\ ';$`()|<>\t") ) a));
 
     attrs = {
-      name = "${baseName}-${version}";
+      inherit pname version;
 
       nativeBuildInputs = [
         pkg-config
@@ -64,7 +64,7 @@ attrsOrig @
       installPhase = ''
         runHook preInstall
 
-        target="$out/lib/dotnet/${baseName}"
+        target="$out/lib/dotnet/${pname}"
         mkdir -p "$target"
 
         cp -rv ${arrayToShell outputFiles} "''${outputFilesArray[@]}" "$target"
diff --git a/pkgs/build-support/fetchnuget/default.nix b/pkgs/build-support/fetchnuget/default.nix
index ad61b9a51d2b..061da746cead 100644
--- a/pkgs/build-support/fetchnuget/default.nix
+++ b/pkgs/build-support/fetchnuget/default.nix
@@ -1,9 +1,9 @@
 { fetchurl, buildDotnetPackage, unzip }:
 
 attrs @
-{ baseName
+{ pname
 , version
-, url ? "https://www.nuget.org/api/v2/package/${baseName}/${version}"
+, url ? "https://www.nuget.org/api/v2/package/${pname}/${version}"
 , sha256 ? ""
 , md5 ? ""
 , ...
@@ -14,7 +14,7 @@ else
   buildDotnetPackage ({
     src = fetchurl {
       inherit url sha256;
-      name = "${baseName}.${version}.zip";
+      name = "${pname}.${version}.zip";
     };
 
     sourceRoot = ".";
diff --git a/pkgs/build-support/nuget-to-nix/nuget-to-nix.sh b/pkgs/build-support/nuget-to-nix/nuget-to-nix.sh
index c14844bec59e..55a499370181 100755
--- a/pkgs/build-support/nuget-to-nix/nuget-to-nix.sh
+++ b/pkgs/build-support/nuget-to-nix/nuget-to-nix.sh
@@ -17,7 +17,7 @@ while read pkg_spec; do
     sed -nE 's/.*<id>([^<]*).*/\1/p; s/.*<version>([^<+]*).*/\1/p' "$pkg_spec")
   pkg_sha256="$(nix-hash --type sha256 --flat --base32 "$(dirname "$pkg_spec")"/*.nupkg)"
 
-  echo "  (fetchNuGet { name = \"$pkg_name\"; version = \"$pkg_version\"; sha256 = \"$pkg_sha256\"; })"
+  echo "  (fetchNuGet { pname = \"$pkg_name\"; version = \"$pkg_version\"; sha256 = \"$pkg_sha256\"; })"
 done < <(find $1 -name '*.nuspec' | sort)
 
 echo "]"
diff --git a/pkgs/development/python-modules/pythonnet/default.nix b/pkgs/development/python-modules/pythonnet/default.nix
index 7387d387dbec..382fcc30876f 100644
--- a/pkgs/development/python-modules/pythonnet/default.nix
+++ b/pkgs/development/python-modules/pythonnet/default.nix
@@ -16,19 +16,19 @@ let
 
   dotnetPkgs = [
     (fetchNuGet {
-      baseName = "UnmanagedExports";
+      pname = "UnmanagedExports";
       version = "1.2.7";
       sha256 = "0bfrhpmq556p0swd9ssapw4f2aafmgp930jgf00sy89hzg2bfijf";
       outputFiles = [ "*" ];
     })
     (fetchNuGet {
-      baseName = "NUnit";
+      pname = "NUnit";
       version = "3.12.0";
       sha256 = "1880j2xwavi8f28vxan3hyvdnph4nlh5sbmh285s4lc9l0b7bdk2";
       outputFiles = [ "*" ];
     })
     (fetchNuGet {
-      baseName = "System.ValueTuple";
+      pname = "System.ValueTuple";
       version = "4.5.0";
       sha256 = "00k8ja51d0f9wrq4vv5z2jhq8hy31kac2rg0rv06prylcybzl8cy";
       outputFiles = [ "*" ];
@@ -82,7 +82,7 @@ buildPythonPackage rec {
 
     ${builtins.concatStringsSep "\n" (
         builtins.map (
-            x: ''ln -s ${x}/lib/dotnet/${x.baseName} ./packages/${x.baseName}.${x.version}''
+            x: ''ln -s ${x}/lib/dotnet/${x.pname} ./packages/${x.pname}.${x.version}''
           ) dotnetPkgs)}
 
     # Setting TERM=xterm fixes an issue with terminfo in mono: System.Exception: Magic number is wrong: 542
diff --git a/pkgs/shells/pash/default.nix b/pkgs/shells/pash/default.nix
index c7c6e4e5a7d4..431091bf8d1c 100644
--- a/pkgs/shells/pash/default.nix
+++ b/pkgs/shells/pash/default.nix
@@ -1,7 +1,7 @@
 { lib, fetchFromGitHub, buildDotnetPackage }:
 
 buildDotnetPackage {
-  baseName = "pash";
+  pname = "pash";
   version = "git-2016-07-06";
 
   src = fetchFromGitHub {
diff --git a/pkgs/top-level/dotnet-packages.nix b/pkgs/top-level/dotnet-packages.nix
index f0fcef733837..10188cee9148 100644
--- a/pkgs/top-level/dotnet-packages.nix
+++ b/pkgs/top-level/dotnet-packages.nix
@@ -15,14 +15,14 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
   # BINARY PACKAGES
 
   NUnit3 = fetchNuGet {
-    baseName = "NUnit";
+    pname = "NUnit";
     version = "3.0.1";
     sha256 = "1g3j3kvg9vrapb1vjgq65nvn1vg7bzm66w7yjnaip1iww1yn1b0p";
     outputFiles = [ "lib/*" ];
   };
 
   NUnit2 = fetchNuGet {
-    baseName = "NUnit";
+    pname = "NUnit";
     version = "2.6.4";
     sha256 = "1acwsm7p93b1hzfb83ia33145x0w6fvdsfjm9xflsisljxpdx35y";
     outputFiles = [ "lib/*" ];
@@ -31,91 +31,91 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
   NUnit = NUnit2;
 
   NUnitConsole = fetchNuGet {
-    baseName = "NUnit.Console";
+    pname = "NUnit.Console";
     version = "3.0.1";
     sha256 = "154bqwm2n95syv8nwd67qh8qsv0b0h5zap60sk64z3kd3a9ffi5p";
     outputFiles = [ "tools/*" ];
   };
 
   MaxMindDb = fetchNuGet {
-    baseName = "MaxMind.Db";
+    pname = "MaxMind.Db";
     version = "1.1.0.0";
     sha256 = "0lixl76f7k3ldiqzg94zh13gn82w5mm5dx72y97fcqvp8g6nj3ds";
     outputFiles = [ "lib/*" ];
   };
 
   MaxMindGeoIP2 = fetchNuGet {
-    baseName = "MaxMind.GeoIP2";
+    pname = "MaxMind.GeoIP2";
     version = "2.3.1";
     sha256 = "1s44dvjnmj1aimbrgkmpj6h5dn1w6acgqjch1axc76yz6hwknqgf";
     outputFiles = [ "lib/*" ];
   };
 
   SharpZipLib = fetchNuGet {
-    baseName = "SharpZipLib";
+    pname = "SharpZipLib";
     version = "0.86.0";
     sha256 = "01w2038gckfnq31pncrlgm7d0c939pwr1x4jj5450vcqpd4c41jr";
     outputFiles = [ "lib/*" ];
   };
 
   StyleCopMSBuild = fetchNuGet {
-    baseName = "StyleCop.MSBuild";
+    pname = "StyleCop.MSBuild";
     version = "4.7.49.0";
     sha256 = "0rpfyvcggm881ynvgr17kbx5hvj7ivlms0bmskmb2zyjlpddx036";
     outputFiles = [ "tools/*" ];
   };
 
   StyleCopPlusMSBuild = fetchNuGet {
-    baseName = "StyleCopPlus.MSBuild";
+    pname = "StyleCopPlus.MSBuild";
     version = "4.7.49.5";
     sha256 = "1hv4lfxw72aql8siyqc4n954vzdz8p6jx9f2wrgzz0jy1k98x2mr";
     outputFiles = [ "tools/*" ];
   };
 
   RestSharp = fetchNuGet {
-    baseName = "RestSharp";
+    pname = "RestSharp";
     version = "105.2.3";
     sha256 = "1br48124ppz80x92m84sfyil1gn23hxg2ml9i9hsd0lp86vlaa1m";
     outputFiles = [ "lib/*" ];
   };
 
   SharpFont = fetchNuGet {
-    baseName = "SharpFont";
+    pname = "SharpFont";
     version = "4.0.1";
     sha256 = "1yd3cm4ww0hw2k3aymf792hp6skyg8qn491m2a3fhkzvsl8z7vs8";
     outputFiles = [ "lib/*" "config/*" ];
   };
 
   SmartIrc4net = fetchNuGet {
-    baseName = "SmartIrc4net";
+    pname = "SmartIrc4net";
     version = "0.4.5.1";
     sha256 = "1d531sj39fvwmj2wgplqfify301y3cwp7kwr9ai5hgrq81jmjn2b";
     outputFiles = [ "lib/*" ];
   };
 
   FuzzyLogicLibrary = fetchNuGet {
-    baseName = "FuzzyLogicLibrary";
+    pname = "FuzzyLogicLibrary";
     version = "1.2.0";
     sha256 = "0x518i8d3rw9n51xwawa4sywvqd722adj7kpcgcm63r66s950r5l";
     outputFiles = [ "bin/*" ];
   };
 
   OpenNAT = fetchNuGet {
-    baseName = "Open.NAT";
+    pname = "Open.NAT";
     version = "2.1.0";
     sha256 = "1jyd30fwycdwx5ck96zhp2xf20yz0sp7g3pjbqhmay4kd322mfwk";
     outputFiles = [ "lib/*" ];
   };
 
   MonoNat = fetchNuGet {
-    baseName = "Mono.Nat";
+    pname = "Mono.Nat";
     version = "1.2.24";
     sha256 = "0vfkach11kkcd9rcqz3s38m70d5spyb21gl99iqnkljxj5555wjs";
     outputFiles = [ "lib/*" ];
   };
 
   NUnitRunners = fetchNuGet {
-    baseName = "NUnit.Runners";
+    pname = "NUnit.Runners";
     version = "2.6.4";
     sha256 = "11nmi7vikn9idz8qcad9z7f73arsh5rw18fc1sri9ywz77mpm1s4";
     outputFiles = [ "tools/*" ];
@@ -125,7 +125,7 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
   # SOURCE PACKAGES
 
   Boogie = buildDotnetPackage rec {
-    baseName = "Boogie";
+    pname = "Boogie";
     version = "2.4.1";
 
     src = fetchFromGitHub {
@@ -152,8 +152,8 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
     outputFiles = [ "Binaries/*" ];
 
     postInstall = ''
-        mkdir -pv "$out/lib/dotnet/${baseName}"
-        ln -sv "${pkgs.z3}/bin/z3" "$out/lib/dotnet/${baseName}/z3.exe"
+        mkdir -pv "$out/lib/dotnet/${pname}"
+        ln -sv "${pkgs.z3}/bin/z3" "$out/lib/dotnet/${pname}/z3.exe"
 
         # so that this derivation can be used as a vim plugin to install syntax highlighting
         vimdir=$out/share/vim-plugins/boogie
@@ -194,7 +194,7 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
     });
     Boogie = assert self'.Boogie.version == "2.4.1"; self'.Boogie;
   in buildDotnetPackage rec {
-    baseName = "Dafny";
+    pname = "Dafny";
     version = "2.3.0";
 
     src = fetchurl {
@@ -229,11 +229,11 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
     # Boogie as an input is not enough. Boogie libraries need to be at the same
     # place as Dafny ones. Same for "*.dll.mdb". No idea why or how to fix.
     postFixup = ''
-      for lib in ${Boogie}/lib/dotnet/${Boogie.baseName}/*.dll{,.mdb}; do
-        ln -s $lib $out/lib/dotnet/${baseName}/
+      for lib in ${Boogie}/lib/dotnet/${Boogie.pname}/*.dll{,.mdb}; do
+        ln -s $lib $out/lib/dotnet/${pname}/
       done
       # We generate our own executable scripts
-      rm -f $out/lib/dotnet/${baseName}/dafny{,-server}
+      rm -f $out/lib/dotnet/${pname}/dafny{,-server}
     '';
 
     meta = with lib; {
@@ -246,7 +246,7 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
   };
 
   MonoAddins = buildDotnetPackage rec {
-    baseName = "Mono.Addins";
+    pname = "Mono.Addins";
     version = "1.2";
 
     xBuildFiles = [
@@ -278,14 +278,14 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
   };
 
   NewtonsoftJson = fetchNuGet {
-    baseName = "Newtonsoft.Json";
+    pname = "Newtonsoft.Json";
     version = "11.0.2";
     sha256 = "07na27n4mlw77f3hg5jpayzxll7f4gyna6x7k9cybmxpbs6l77k7";
     outputFiles = [ "*" ];
   };
 
   Nuget = buildDotnetPackage rec {
-    baseName = "Nuget";
+    pname = "Nuget";
     version = "5.6.0.6489";
 
     src = fetchFromGitHub {
@@ -306,7 +306,7 @@ let self = dotnetPackages // overrides; dotnetPackages = with self; {
   };
 
   Paket = fetchNuGet {
-    baseName = "Paket";
+    pname = "Paket";
     version = "5.179.1";
     sha256 = "11rzna03i145qj08hwrynya548fwk8xzxmg65swyaf19jd7gzg82";
     outputFiles = [ "*" ];