diff --git a/crates/pgt_statement_splitter/src/parser/common.rs b/crates/pgt_statement_splitter/src/parser/common.rs
index 2498c04a..4c4ab986 100644
--- a/crates/pgt_statement_splitter/src/parser/common.rs
+++ b/crates/pgt_statement_splitter/src/parser/common.rs
@@ -248,6 +248,8 @@ pub(crate) fn unknown(p: &mut Parser, exclude: &[SyntaxKind]) {
                         // for grant
                         SyntaxKind::Grant,
                         SyntaxKind::Ascii44,
+                        // Do update in INSERT stmt
+                        SyntaxKind::Do,
                     ]
                     .iter()
                     .all(|x| Some(x) != prev.as_ref())
diff --git a/crates/pgt_statement_splitter/tests/data/on_conflict_do_update__1.sql b/crates/pgt_statement_splitter/tests/data/on_conflict_do_update__1.sql
new file mode 100644
index 00000000..0b62366b
--- /dev/null
+++ b/crates/pgt_statement_splitter/tests/data/on_conflict_do_update__1.sql
@@ -0,0 +1,7 @@
+INSERT INTO foo.bar (
+    pk
+) VALUES (
+    $1
+) ON CONFLICT (pk) DO UPDATE SET
+    date_deleted = DEFAULT,
+    date_created = DEFAULT;
\ No newline at end of file