fix indentation
diff --git a/Python/ast.c b/Python/ast.c
index 2ee2186..6269c64 100644
--- a/Python/ast.c
+++ b/Python/ast.c
@@ -2283,7 +2283,7 @@
 
  loop:
     switch (TYPE(n)) {
-         case import_as_name: {
+        case import_as_name: {
             node *name_node = CHILD(n, 0);
             str = NULL;
             name = NEW_IDENTIFIER(name_node);