diff --git a/src/backend/commands/vacuum.c b/src/backend/commands/vacuum.c
index 2f3f79d..3ddc077 100644
--- a/src/backend/commands/vacuum.c
+++ b/src/backend/commands/vacuum.c
@@ -110,7 +110,11 @@ vacuum(VacuumStmt *vacstmt, Oid relid, bool do_toast,
 	/* sanity checks on options */
 	Assert(vacstmt->options & (VACOPT_VACUUM | VACOPT_ANALYZE));
 	Assert((vacstmt->options & VACOPT_VACUUM) ||
-		   !(vacstmt->options & (VACOPT_FULL | VACOPT_FREEZE)));
+		   ((vacstmt->options & VACOPT_FULL) == 0 &&
+			vacstmt->freeze_min_age < 0 &&
+			vacstmt->freeze_table_age < 0 &&
+			vacstmt->multixact_freeze_min_age < 0 &&
+			vacstmt->multixact_freeze_table_age < 0));
 	Assert((vacstmt->options & VACOPT_ANALYZE) || vacstmt->va_cols == NIL);
 
 	stmttype = (vacstmt->options & VACOPT_VACUUM) ? "VACUUM" : "ANALYZE";