diff --git a/edify/expr.h b/edify/expr.h
index 5c06de8..8863479 100644
--- a/edify/expr.h
+++ b/edify/expr.h
@@ -49,6 +49,8 @@
     // in addition to the error code.
     CauseCode cause_code = kNoCause;
 
+    bool is_retry = false;
+
 } State;
 
 #define VAL_STRING  1  // data will be NULL-terminated; size doesn't count null