diff --git a/Analysis/src/Frontend.cpp b/Analysis/src/Frontend.cpp
index 4cfaa112..9195363d 100644
--- a/Analysis/src/Frontend.cpp
+++ b/Analysis/src/Frontend.cpp
@@ -496,6 +496,8 @@ CheckResult Frontend::check(const ModuleName& name, std::optional<FrontendOption
             module->astTypes.clear();
             module->astExpectedTypes.clear();
             module->astOriginalCallTypes.clear();
+            module->astResolvedTypes.clear();
+            module->astResolvedTypePacks.clear();
             module->scopes.resize(1);
         }
 
diff --git a/tests/Frontend.test.cpp b/tests/Frontend.test.cpp
index b9c24704..4f331399 100644
--- a/tests/Frontend.test.cpp
+++ b/tests/Frontend.test.cpp
@@ -791,6 +791,8 @@ TEST_CASE_FIXTURE(FrontendFixture, "discard_type_graphs")
     CHECK_EQ(0, module->internalTypes.typeVars.size());
     CHECK_EQ(0, module->internalTypes.typePacks.size());
     CHECK_EQ(0, module->astTypes.size());
+    CHECK_EQ(0, module->astResolvedTypes.size());
+    CHECK_EQ(0, module->astResolvedTypePacks.size());
 }
 
 TEST_CASE_FIXTURE(FrontendFixture, "it_should_be_safe_to_stringify_errors_when_full_type_graph_is_discarded")