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-rw-r--r--pkgs/development/pharo/vm/build-vm.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/pharo/vm/build-vm.nix b/pkgs/development/pharo/vm/build-vm.nix
index 5fc747cbc8c..38516cc1914 100644
--- a/pkgs/development/pharo/vm/build-vm.nix
+++ b/pkgs/development/pharo/vm/build-vm.nix
@@ -117,7 +117,7 @@ stdenv.mkDerivation rec {
     cat > "$out/bin/${cmd}" <<EOF
     #!${runtimeShell}
     set -f
-    LD_LIBRARY_PATH="\$LD_LIBRARY_PATH:$libs" exec $out/pharo "\$@"
+    LD_LIBRARY_PATH="\$LD_LIBRARY_PATH''${LD_LIBRARY_PATH:+:}$libs" exec $out/pharo "\$@"
     EOF
     chmod +x "$out/bin/${cmd}"
     ln -s ${libgit2}/lib/libgit2.so* "$out/"