1 files changed, 6 insertions, 3 deletions
diff --git a/pkgs/development/compilers/chicken/5/eggDerivation.nix b/pkgs/development/compilers/chicken/5/eggDerivation.nix
index 23c48ced26679..8a558a605bfb9 100644
--- a/pkgs/development/compilers/chicken/5/eggDerivation.nix
+++ b/pkgs/development/compilers/chicken/5/eggDerivation.nix
@@ -27,19 +27,22 @@ in
 
     export CHICKEN_INSTALL_PREFIX=$out
     export CHICKEN_INSTALL_REPOSITORY=$out/lib/chicken/${toString chicken.binaryVersion}
-    chicken-install ${lib.concatStringsSep " " chickenInstallFlags}
+    chicken-install -cached ${lib.concatStringsSep " " chickenInstallFlags}
 
     for f in $out/bin/*
     do
       wrapProgram $f \
-        --prefix CHICKEN_REPOSITORY_PATH : "$out/lib/chicken/${toString chicken.binaryVersion}:$CHICKEN_REPOSITORY_PATH" \
-        --prefix CHICKEN_INCLUDE_PATH : "$CHICKEN_INCLUDE_PATH:$out/share" \
+        --prefix CHICKEN_REPOSITORY_PATH : "$out/lib/chicken/${toString chicken.binaryVersion}" \
+        --suffix CHICKEN_INCLUDE_PATH : "$out/share" \
         --prefix PATH : "$out/bin:${chicken}/bin:$CHICKEN_REPOSITORY_PATH"
     done
 
     runHook postInstall
   '';
 
+  dontBuild = true;
+  dontConfigure = true;
+
   meta = {
     inherit (chicken.meta) platforms;
   } // args.meta or {};