diff --git a/src/password-store.sh b/src/password-store.sh
index 83549ef..ac8a5d8 100755
--- a/src/password-store.sh
+++ b/src/password-store.sh
@@ -19,7 +19,7 @@ CHARACTER_SET="${PASSWORD_STORE_CHARACTER_SET:-[:punct:][:alnum:]}"
 CHARACTER_SET_NO_SYMBOLS="${PASSWORD_STORE_CHARACTER_SET_NO_SYMBOLS:-[:alnum:]}"
 
 unset GIT_DIR GIT_WORK_TREE GIT_NAMESPACE GIT_INDEX_FILE GIT_INDEX_VERSION GIT_OBJECT_DIRECTORY GIT_COMMON_DIR
-export GIT_CEILING_DIRECTORIES="$PREFIX/.."
+export GIT_CEILING_DIRECTORIES="$PREFIX/../.."
 
 #
 # BEGIN helper functions