diff --git a/pkgs/development/mobile/androidenv/ndk-bundle/default.nix b/pkgs/development/mobile/androidenv/ndk-bundle/default.nix
index f74b949a7b3..26d6a847b4d 100644
--- a/pkgs/development/mobile/androidenv/ndk-bundle/default.nix
+++ b/pkgs/development/mobile/androidenv/ndk-bundle/default.nix
@@ -14,10 +14,14 @@ deployAndroidPackage {
   patchInstructions = lib.optionalString (os == "linux") (''
     patchShebangs .
 
+    # Fix the shebangs of the auto-generated scripts.
+    substituteInPlace ./build/tools/make_standalone_toolchain.py \
+      --replace '#!/bin/bash' '#!${pkgs.bash}/bin/bash'
+
   '' + lib.optionalString (builtins.compareVersions (lib.getVersion package) "21" > 0) ''
     patch -p1 \
       --no-backup-if-mismatch < ${./make_standalone_toolchain.py_18.patch} || true
-    wrapProgram $(pwd)/build/tools/make_standalone_toolchain.py --prefix PATH : "${runtime_paths}"
+    wrapProgram ./build/tools/make_standalone_toolchain.py --prefix PATH : "${runtime_paths}"
   '' + ''
 
     # TODO: allow this stuff