diff --git a/src/test/regress/expected/isolation_check_mx.out b/src/test/regress/expected/isolation_check_mx.out
new file mode 100644
index 000000000..c6d9f58ea
--- /dev/null
+++ b/src/test/regress/expected/isolation_check_mx.out
@@ -0,0 +1,17 @@
+Parsed test spec with 1 sessions
+
+starting permutation: check_mx
+step check_mx:
+    SHOW citus.enable_metadata_sync_by_default;
+    SELECT bool_and(metadatasynced) FROM pg_dist_node WHERE noderole = 'primary';
+
+citus.enable_metadata_sync_by_default
+---------------------------------------------------------------------
+on
+(1 row)
+
+bool_and
+---------------------------------------------------------------------
+t
+(1 row)
+
diff --git a/src/test/regress/isolation_schedule b/src/test/regress/isolation_schedule
index c839cf3e7..bd57faa84 100644
--- a/src/test/regress/isolation_schedule
+++ b/src/test/regress/isolation_schedule
@@ -91,6 +91,7 @@ test: isolation_metadata_sync_deadlock
 test: isolation_replicated_dist_on_mx
 
 # MXless tests
+test: isolation_check_mx
 test: isolation_turn_mx_off
 test: isolation_replicate_reference_tables_to_coordinator
 test: isolation_reference_copy_vs_all
diff --git a/src/test/regress/spec/isolation_check_mx.spec b/src/test/regress/spec/isolation_check_mx.spec
new file mode 100644
index 000000000..8958b92e8
--- /dev/null
+++ b/src/test/regress/spec/isolation_check_mx.spec
@@ -0,0 +1,10 @@
+session "s1"
+
+step "check_mx"
+{
+    SHOW citus.enable_metadata_sync_by_default;
+
+    SELECT bool_and(metadatasynced) FROM pg_dist_node WHERE noderole = 'primary';
+}
+
+permutation "check_mx"