diff --git a/src/bin/pg_dump/pg_dump.c b/src/bin/pg_dump/pg_dump.c
index 56c256df8a..ba1683b79a 100644
--- a/src/bin/pg_dump/pg_dump.c
+++ b/src/bin/pg_dump/pg_dump.c
@@ -14772,8 +14772,8 @@ dumpConstraint(Archive *fout, DumpOptions *dopt, ConstraintInfo *coninfo)
 	{
 		/* CHECK constraint on a table */
 
-		/* Ignore if not to be dumped separately */
-		if (coninfo->separate)
+		/* Ignore if not to be dumped separately, or if it was inherited */
+		if (coninfo->separate && coninfo->conislocal)
 		{
 			/* not ONLY since we want it to propagate to children */
 			appendPQExpBuffer(q, "ALTER TABLE %s\n",
diff --git a/src/test/regress/expected/alter_table.out b/src/test/regress/expected/alter_table.out
index 28422eaaf0..44ce6f5649 100644
--- a/src/test/regress/expected/alter_table.out
+++ b/src/test/regress/expected/alter_table.out
@@ -438,6 +438,19 @@ explain (costs off) select * from nv_parent where d between '2009-08-01'::date a
          Filter: ((d >= '08-01-2009'::date) AND (d <= '08-31-2009'::date))
 (7 rows)
 
+-- add an inherited NOT VALID constraint
+alter table nv_parent add check (d between '2001-01-01'::date and '2099-12-31'::date) not valid;
+\d nv_child_2009
+Table "public.nv_child_2009"
+ Column | Type | Modifiers 
+--------+------+-----------
+ d      | date | 
+Check constraints:
+    "nv_child_2009_d_check" CHECK (d >= '01-01-2009'::date AND d <= '12-31-2009'::date)
+    "nv_parent_d_check" CHECK (d >= '01-01-2001'::date AND d <= '12-31-2099'::date) NOT VALID
+Inherits: nv_parent
+
+-- we leave nv_parent and children around to help test pg_dump logic
 -- Foreign key adding test with mixed types
 -- Note: these tables are TEMP to avoid name conflicts when this test
 -- is run in parallel with foreign_key.sql.
diff --git a/src/test/regress/sql/alter_table.sql b/src/test/regress/sql/alter_table.sql
index 3ef55d9431..778791d9fd 100644
--- a/src/test/regress/sql/alter_table.sql
+++ b/src/test/regress/sql/alter_table.sql
@@ -340,6 +340,10 @@ explain (costs off) select * from nv_parent where d between '2009-08-01'::date a
 alter table nv_child_2011 VALIDATE CONSTRAINT nv_child_2011_d_check;
 explain (costs off) select * from nv_parent where d between '2009-08-01'::date and '2009-08-31'::date;
 
+-- add an inherited NOT VALID constraint
+alter table nv_parent add check (d between '2001-01-01'::date and '2099-12-31'::date) not valid;
+\d nv_child_2009
+-- we leave nv_parent and children around to help test pg_dump logic
 
 -- Foreign key adding test with mixed types