diff --git a/mem/src/arena/mem_arena.c b/mem/src/arena/mem_arena.c
index d1b10e0..27b0bf4 100644
--- a/mem/src/arena/mem_arena.c
+++ b/mem/src/arena/mem_arena.c
@@ -135,6 +135,9 @@ void wapp_mem_arena_free(Arena **arena) {
   }
 
   Arena *arena_ptr = *arena;
+  if (!arena_ptr) {
+    return;
+  }
 
   BaseArena *current;
   BaseArena *next;