diff --git a/compiler/cpp/src/main.cc b/compiler/cpp/src/main.cc
index 80da53a..e44c9b3 100644
--- a/compiler/cpp/src/main.cc
+++ b/compiler/cpp/src/main.cc
@@ -962,6 +962,7 @@
       } else {
         pverbose("Generating \"%s\"\n", iter->c_str());
         generator->generate_program();
+        delete generator;
       }
     }