diff --git a/crates/db_schema_setup/src/diff_check.rs b/crates/db_schema_setup/src/diff_check.rs
index 174d84690..33f11584f 100644
--- a/crates/db_schema_setup/src/diff_check.rs
+++ b/crates/db_schema_setup/src/diff_check.rs
@@ -36,6 +36,10 @@ pub(crate) fn get_dump() -> String {
       "--no-table-access-method",
       "--no-tablespaces",
       "--no-large-objects",
+      // Use a fake restrict key, rather than an auto-generated one.
+      // See https://github.com/sqlc-dev/sqlc/issues/4065
+      "--restrict-key",
+      "empty",
     ])
     .stderr(Stdio::inherit())
     .output()