diff --git a/src/core/strings/str8/str8.h b/src/core/strings/str8/str8.h
index 800dafd..6e8b20d 100644
--- a/src/core/strings/str8/str8.h
+++ b/src/core/strings/str8/str8.h
@@ -38,7 +38,7 @@ struct str8_list {
  * Utilities to be used with printf functions
  */
 #define WAPP_STR8_SPEC "%.*s"
-#define wapp_str8_varg(STRING) (int)STRING.size, STRING.buf
+#define wapp_str8_varg(STRING) (int)((STRING).size), (STRING).buf
 
 /**
  * Str8 stack buffers
@@ -106,7 +106,7 @@ Str8     *wapp_str8_join(const Allocator *allocator, const Str8List *list, Str8R
  * Str8 list utilities
  */
 #define wapp_str8_node_from_cstr(STRING) ((Str8Node){.string = &wapp_str8_lit(STRING)})
-#define wapp_str8_node_from_str8(STRING) ((Str8Node){.string = &STRING})
+#define wapp_str8_node_from_str8(STRING) ((Str8Node){.string = &(STRING)})
 Str8Node *wapp_str8_list_get(const Str8List *list, u64 index);
 void     wapp_str8_list_push_front(Str8List *list, Str8Node *node);
 void     wapp_str8_list_push_back(Str8List *list, Str8Node *node);