diff --git a/pkgs/development/interpreters/python/hooks/python-remove-tests-dir-hook.sh b/pkgs/development/interpreters/python/hooks/python-remove-tests-dir-hook.sh
index ad9e3c07cf24..43c991b74469 100644
--- a/pkgs/development/interpreters/python/hooks/python-remove-tests-dir-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/python-remove-tests-dir-hook.sh
@@ -1,11 +1,14 @@
 # Clean up top-level tests directory in site-package installation.
+# shellcheck shell=bash
+
 echo "Sourcing python-remove-tests-dir-hook"
 
 pythonRemoveTestsDir() {
     echo "Executing pythonRemoveTestsDir"
 
-    rm -rf $out/@pythonSitePackages@/tests
-    rm -rf $out/@pythonSitePackages@/test
+    # shellcheck disable=SC2154
+    rm -rf "$out/@pythonSitePackages@/tests"
+    rm -rf "$out/@pythonSitePackages@/test"
 
     echo "Finished executing pythonRemoveTestsDir"
 }