diff --git a/src/parser/test/ddl.rs b/src/parser/test/ddl.rs
index e593381..d690be5 100644
--- a/src/parser/test/ddl.rs
+++ b/src/parser/test/ddl.rs
@@ -766,6 +766,12 @@ fn test_handle_drop_table_query() {
             expected: Default::default(),
             want_error: true,
         },
+        TestCase {
+            name: "오류: DROP TABLE IF EXISTS".into(),
+            input: vec![Token::If, Token::Exists],
+            expected: Default::default(),
+            want_error: true,
+        },
         TestCase {
             name: "오류: 빈 토큰".into(),
             input: vec![],