diff --git a/src/backend/executor/execExprInterp.c b/src/backend/executor/execExprInterp.c
index d45812c23aa..9bc23cb16fa 100644
--- a/src/backend/executor/execExprInterp.c
+++ b/src/backend/executor/execExprInterp.c
@@ -1843,8 +1843,8 @@ ExecInterpExpr(ExprState *state, ExprContext *econtext, bool *isnull)
 				 * ignoring NULL input values.  We've nothing more to do after
 				 * finding a NULL.
 				 */
-				*op->resnull = true;
-				*op->resvalue = (Datum) 0;
+				state->resnull = true;
+				state->resvalue = (Datum) 0;
 				EEO_JUMP(op->d.hashdatum.jumpdone);
 			}
 
@@ -1891,8 +1891,8 @@ ExecInterpExpr(ExprState *state, ExprContext *econtext, bool *isnull)
 				 * ignoring NULL input values.  We've nothing more to do after
 				 * finding a NULL.
 				 */
-				*op->resnull = true;
-				*op->resvalue = (Datum) 0;
+				state->resnull = true;
+				state->resvalue = (Datum) 0;
 				EEO_JUMP(op->d.hashdatum.jumpdone);
 			}
 			else