diff --git a/pkgs/development/compilers/crystal/default.nix b/pkgs/development/compilers/crystal/default.nix
index 5bb3b60d96d..39a06a4b1dc 100644
--- a/pkgs/development/compilers/crystal/default.nix
+++ b/pkgs/development/compilers/crystal/default.nix
@@ -60,6 +60,9 @@ stdenv.mkDerivation rec {
     # patch the script which launches the prebuilt compiler
     substituteInPlace $(pwd)/crystal-${version}-1/bin/crystal --replace \
       "/usr/bin/env bash" "${stdenv.shell}"
+    substituteInPlace $(pwd)/crystal-${version}/bin/crystal --replace \
+      "/usr/bin/env bash" "${stdenv.shell}"
+
     ${fixPrebuiltBinary}
 
     cd crystal-${version}