diff --git a/src/backend/executor/execExpr.c b/src/backend/executor/execExpr.c
index 74bc6f49..56ab12ac 100644
--- a/src/backend/executor/execExpr.c
+++ b/src/backend/executor/execExpr.c
@@ -4289,7 +4289,7 @@ ExecInitJsonExpr(JsonExpr *jexpr, ExprState *state,
 	 * nodes.
 	 */
 	jsestate->escontext.type = T_ErrorSaveContext;
-	if (jexpr->result_coercion || jexpr->omit_quotes)
+	if (jexpr->result_coercion)
 	{
 		jsestate->jump_eval_result_coercion =
 			ExecInitJsonExprCoercion(state, jexpr->result_coercion,
diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c
index 31c0847e..9802b4ae 100644
--- a/src/backend/parser/parse_expr.c
+++ b/src/backend/parser/parse_expr.c
@@ -4363,6 +4363,7 @@ transformJsonFuncExpr(ParseState *pstate, JsonFuncExpr *func)
 			jsexpr->returning->format->format_type = JS_FORMAT_DEFAULT;
 			jsexpr->returning->format->encoding = JS_ENC_DEFAULT;
 
+			jsexpr->omit_quotes = true;
 			jsexpr->result_coercion = coerceJsonFuncExprOutput(pstate, jsexpr);
 
 			/*