diff --git a/src/mid/source_alloc.rs b/src/mid/source_alloc.rs
index 91f316d..f6fcf61 100644
--- a/src/mid/source_alloc.rs
+++ b/src/mid/source_alloc.rs
@@ -43,6 +43,13 @@ impl SourceAlloc {
             )
         })
     }
+
+    /// returns the underlying source allocator
+    ///
+    /// the source allocator has more functions which may be useful
+    pub fn get_underlying_alloc(&self) -> &'static IMemAlloc {
+        self.0.wait().get()
+    }
 }
 
 unsafe impl GlobalAlloc for SourceAlloc {