diff --git a/src/tests/runner.rs b/src/tests/runner.rs
index 6739fe0..067f049 100644
--- a/src/tests/runner.rs
+++ b/src/tests/runner.rs
@@ -259,3 +259,25 @@ pub fn update_sql_fixture(path: &str, suite_idx: usize, case_idx: usize, queries
   let formatted_json = serde_json::to_string_pretty(&file_data).unwrap();
   fs::write(path, formatted_json).unwrap();
 }
+
+pub fn update_schemas_fixture(path: &str, suite_idx: usize, case_idx: usize, db: &crate::database::Database) {
+  let content = fs::read_to_string(path).unwrap();
+  let mut file_data: Value = serde_json::from_str(&content).unwrap();
+
+  if let Some(expect) = file_data[suite_idx]["tests"][case_idx].get_mut("expect") {
+    if let Some(schemas_map) = expect.get_mut("schemas").and_then(|v| v.as_object_mut()) {
+      for (key, expected_val) in schemas_map {
+        if expected_val.is_object() && expected_val.as_object().unwrap().is_empty() {
+          continue;
+        }
+        if let Some(actual_ast) = db.schemas.get(key) {
+          let actual_val = serde_json::to_value(actual_ast).unwrap();
+          *expected_val = actual_val;
+        }
+      }
+    }
+  }
+
+  let formatted_json = serde_json::to_string_pretty(&file_data).unwrap();
+  fs::write(path, formatted_json).unwrap();
+}
diff --git a/src/tests/types/case.rs b/src/tests/types/case.rs
index 5bdfcb5..f85c9a6 100644
--- a/src/tests/types/case.rs
+++ b/src/tests/types/case.rs
@@ -57,6 +57,9 @@ impl Case {
 
     if env::var("UPDATE_EXPECT").is_ok() {
       update_validation_fixture(path, suite_idx, case_idx, &result.errors);
+      if let Ok(db) = db_res {
+        crate::tests::runner::update_schemas_fixture(path, suite_idx, case_idx, db);
+      }
     }
 
     expect.assert_drop(&result)?;