diff --git a/tests/queries/0_stateless/02956_format_constexpr.reference b/tests/queries/0_stateless/02956_format_constexpr.reference
new file mode 100644
index 00000000000..d00491fd7e5
--- /dev/null
+++ b/tests/queries/0_stateless/02956_format_constexpr.reference
@@ -0,0 +1 @@
+1
diff --git a/tests/queries/0_stateless/02956_format_constexpr.sql b/tests/queries/0_stateless/02956_format_constexpr.sql
new file mode 100644
index 00000000000..32c61436306
--- /dev/null
+++ b/tests/queries/0_stateless/02956_format_constexpr.sql
@@ -0,0 +1 @@
+SELECT isConstant(format('{}, world', 'Hello'));