diff --git a/pegjs/postgresql.pegjs b/pegjs/postgresql.pegjs
index 52ff95aa..0b709822 100644
--- a/pegjs/postgresql.pegjs
+++ b/pegjs/postgresql.pegjs
@@ -14,6 +14,7 @@
     'CASE': true,
     'CREATE': true,
     'CONTAINS': true,
+    'CONSTRAINT': true,
     'CURRENT_DATE': true,
     'CURRENT_TIME': true,
     'CURRENT_TIMESTAMP': true,
diff --git a/test/postgres.spec.js b/test/postgres.spec.js
index d62d89db..858db622 100644
--- a/test/postgres.spec.js
+++ b/test/postgres.spec.js
@@ -1912,6 +1912,16 @@ describe('Postgres', () => {
           'CREATE SCHEMA public'
         ]
       },
+      {
+        title: 'create constraint with quoted name',
+        sql: [
+          `CREATE TABLE "User" (
+              "id" SERIAL NOT NULL,
+              CONSTRAINT "User_pkey" PRIMARY KEY ("id")
+          );`,
+          'CREATE TABLE "User" ("id" SERIAL NOT NULL, CONSTRAINT "User_pkey" PRIMARY KEY ("id"))'
+        ]
+      },
     ]
     neatlyNestTestedSQL(SQL_LIST)
   })