diff --git a/src/share/vm/asm/codeBuffer.cpp b/src/share/vm/asm/codeBuffer.cpp
index cbd16d3e8b382e5a65f96fd0a7473ef93d390d72..7ae4a13232a24b8fe82dcfe7e8a2393af2b4d358 100644
--- a/src/share/vm/asm/codeBuffer.cpp
+++ b/src/share/vm/asm/codeBuffer.cpp
@@ -123,6 +123,10 @@ CodeBuffer::~CodeBuffer() {
     // addresses constructed before expansions will not be confused.
     cb->free_blob();
   }
+
+  // free any overflow storage
+  delete _overflow_arena;
+
 #ifdef ASSERT
   Copy::fill_to_bytes(this, sizeof(*this), badResourceValue);
 #endif