diff --git a/source/src/BNFC/Backend/CPP/PrettyPrinter.hs b/source/src/BNFC/Backend/CPP/PrettyPrinter.hs
index 0b5fabdb..7f0ec69f 100644
--- a/source/src/BNFC/Backend/CPP/PrettyPrinter.hs
+++ b/source/src/BNFC/Backend/CPP/PrettyPrinter.hs
@@ -137,10 +137,15 @@ mkHFile useStl inPackage cf groups = unlines
     if useStl then render (nest 2 bufAppendString) else "",
     "  void inline bufReset(void)",
     "  {",
-    "    cur_ = 0;",
+    "    if (buf_) free(buf_);",
     "    buf_size = " ++ nsDefine inPackage "BUFFER_INITIAL" ++ ";",
-    "    resizeBuffer();",
+    "    buf_ = (char *) malloc(buf_size);",
+    "    if (!buf_) {",
+    "      fprintf(stderr, \"Error: Out of memory while allocating buffer!\\n\");",
+    "      exit(1);",
+    "    }",
     "    memset(buf_, 0, buf_size);",
+    "    cur_ = 0;",
     "  }",
     "",
     "  void inline resizeBuffer(void)",