diff --git a/pkgs/applications/misc/makeself/default.nix b/pkgs/applications/misc/makeself/default.nix
index 7c2d33aebc00..91a2e11b3666 100644
--- a/pkgs/applications/misc/makeself/default.nix
+++ b/pkgs/applications/misc/makeself/default.nix
@@ -23,16 +23,18 @@ stdenv.mkDerivation rec {
   checkTarget = "test";
   nativeCheckInputs = [ which zstd pbzip2 ];
 
+  sharePath = "$out/share/${pname}";
+
   installPhase = ''
     runHook preInstall
     installManPage makeself.1
     install -Dm555 makeself.sh $out/bin/makeself
-    install -Dm444 -t $out/share/${pname}/ makeself.lsm README.md makeself-header.sh
+    install -Dm444 -t ${sharePath}/ makeself.lsm README.md makeself-header.sh
     runHook postInstall
   '';
 
   fixupPhase = ''
-    sed -e "s|^HEADER=.*|HEADER=$out/share/${pname}-${version}/makeself-header.sh|" -i $out/bin/makeself
+    sed -e "s|^HEADER=.*|HEADER=${sharePath}/makeself-header.sh|" -i $out/bin/makeself
   '';
 
   meta = with lib; {