diff --git a/src/common/backend/parser/gram.y b/src/common/backend/parser/gram.y
index 660f6522aa0d2d4cd822102633fa300f310e66c3..bd334d3d0b31c9b1662f2e6d52780906a41a0530 100644
--- a/src/common/backend/parser/gram.y
+++ b/src/common/backend/parser/gram.y
@@ -28492,6 +28492,7 @@ unreserved_keyword:
 			| CHANGE
 			| CHARACTERISTICS
 			| CHARACTERSET
+			| CHARSET
 			| CHECKPOINT
 			| CLASS
 			| CLEAN
diff --git a/src/test/regress/expected/create_table.out b/src/test/regress/expected/create_table.out
index 579d05d23bd46df81638d126b9377f2b7e91b210..ae81c73a07975ec61e2dd8a2c3071236e53e8593 100644
--- a/src/test/regress/expected/create_table.out
+++ b/src/test/regress/expected/create_table.out
@@ -363,6 +363,7 @@ CREATE TABLE store(a int);
 CREATE TABLE than(a int);
 CREATE TABLE workload(a int);
 CREATE TABLE ignore(ignore int);
+CREATE TABLE charset(charset int);
 DROP TABLE app;
 DROP TABLE movement;
 DROP TABLE pool;
@@ -372,6 +373,7 @@ DROP TABLE store;
 DROP TABLE than;
 DROP TABLE workload;
 DROP TABLE ignore;
+DROP TABLE charset;
 -- test orientation
 CREATE TABLE orientation_test_1 (c1 int) WITH (orientation = column);
 CREATE TABLE orientation_test_2 (c1 int) WITH (orientation = 'column');
diff --git a/src/test/regress/sql/create_table.sql b/src/test/regress/sql/create_table.sql
index a4fa61093dec9d84abbc76a8f7ffb5bb26a361e2..d74e87a5b691bb56f2eda321daf48c66164f9a78 100644
--- a/src/test/regress/sql/create_table.sql
+++ b/src/test/regress/sql/create_table.sql
@@ -375,6 +375,7 @@ CREATE TABLE store(a int);
 CREATE TABLE than(a int);
 CREATE TABLE workload(a int);
 CREATE TABLE ignore(ignore int);
+CREATE TABLE charset(charset int);
 
 DROP TABLE app;
 DROP TABLE movement;
@@ -385,6 +386,7 @@ DROP TABLE store;
 DROP TABLE than;
 DROP TABLE workload;
 DROP TABLE ignore;
+DROP TABLE charset;
 
 -- test orientation
 CREATE TABLE orientation_test_1 (c1 int) WITH (orientation = column);