diff --git a/pkgs/by-name/ph/pharo/package.nix b/pkgs/by-name/ph/pharo/package.nix
index aaf9a2762ddd..1b76f6261365 100644
--- a/pkgs/by-name/ph/pharo/package.nix
+++ b/pkgs/by-name/ph/pharo/package.nix
@@ -54,29 +54,28 @@ stdenv.mkDerivation (finalAttrs: {
     "-DBUILD_BUNDLE=OFF"
   ];
 
-  installPhase =
-    let
-      library_path = lib.strings.makeLibraryPath [
-        "$out"
-        cairo
-        freetype
-        libgit2
-        SDL2
-      ];
-    in
-    ''
-      runHook preInstall
+  installPhase = ''
+    runHook preInstall
 
-      cmake --build . --target=install
-      mkdir -p "$out/lib"
-      mkdir "$out/bin"
-      cp build/vm/*.so* "$out/lib/"
-      cp build/vm/pharo "$out/bin/pharo"
-      patchelf --allowed-rpath-prefixes "$NIX_STORE" --shrink-rpath "$out/bin/pharo"
-      wrapProgram "$out/bin/pharo" --set LD_LIBRARY_PATH "${library_path}"
+    cmake --build . --target=install
+    mkdir -p "$out/lib"
+    mkdir "$out/bin"
+    cp build/vm/*.so* "$out/lib/"
+    cp build/vm/pharo "$out/bin/pharo"
 
-      runHook postInstall
-    '';
+    runHook postInstall
+  '';
+
+  preFixup = let
+    libPath = lib.makeLibraryPath (finalAttrs.buildInputs ++ [
+      stdenv.cc.cc.lib
+      "$out"
+    ]);
+  in ''
+    patchelf --allowed-rpath-prefixes "$NIX_STORE" --shrink-rpath "$out/bin/pharo"
+    ln -s "${libgit2}/lib/libgit2.so" $out/lib/libgit2.so.1.1
+    wrapProgram "$out/bin/pharo" --argv0 $out/bin/pharo --prefix LD_LIBRARY_PATH ":" "${libPath}"
+  '';
 
   meta = {
     description = "Clean and innovative Smalltalk-inspired environment";