diff --git a/test/r-history/test.sh b/test/r-history/test.sh
index a19c436..953d8bb 100755
--- a/test/r-history/test.sh
+++ b/test/r-history/test.sh
@@ -6,7 +6,7 @@ set -e
 source dev-container-features-test-lib
 
 # Feature-specific tests
-check "cache dir" bash -c "ls -l /dc | grep r-history | grep $(whoami)"
+check "cache dir permission" bash -c "test -w /dc/r-history/"
 
 # Report result
 reportResults