diff --git a/furlang/src/arena.cpp b/furlang/src/arena.cpp
index 5863483..dca7d62 100644
--- a/furlang/src/arena.cpp
+++ b/furlang/src/arena.cpp
@@ -22,7 +22,7 @@ arena::~arena() {
     region* next = nullptr;
     for (region* region = m_head; region != nullptr; region = next) {
         next = region->next;
-        delete region;
+        std::free(region); // NOLINT
     }
 }