diff --git a/compiler/utils/assembler.h b/compiler/utils/assembler.h
index d97a2a4..dfe6bab 100644
--- a/compiler/utils/assembler.h
+++ b/compiler/utils/assembler.h
@@ -227,6 +227,8 @@
   // Returns the position in the instruction stream.
   int GetPosition() { return  cursor_ - contents_; }
 
+  void ExtendCapacity(size_t min_capacity = 0u);
+
  private:
   // The limit is set to kMinimumGap bytes before the end of the data area.
   // This leaves enough space for the longest possible instruction and allows
@@ -261,8 +263,6 @@
     return data + capacity - kMinimumGap;
   }
 
-  void ExtendCapacity(size_t min_capacity = 0u);
-
   friend class AssemblerFixup;
 };