diff --git a/test/setup_suite.bash b/test/setup_suite.bash
index 549b195b..aa664c70 100644
--- a/test/setup_suite.bash
+++ b/test/setup_suite.bash
@@ -3,6 +3,11 @@ setup_suite() {
   # tests fail when it is set to something other than the temp dir.
   unset ASDF_DIR
 
+  # Also unset below variables, because in users shell shimmed commands
+  # (include bats) export them by determining user's real HOME.
+  unset ASDF_DATA_DIR
+  unset ASDF_CONFIG_FILE
+
   # Set an agnostic Git configuration directory to prevent personal
   # configuration from interfering with the tests
   export GIT_CONFIG_GLOBAL=/dev/null