diff --git a/runtime/ecma_vm.cpp b/runtime/ecma_vm.cpp
index d7875879626e4016ac93c735ebaedb555d87a070..90ff219a2ee26f32d45d041c97d879f3fd08514e 100644
--- a/runtime/ecma_vm.cpp
+++ b/runtime/ecma_vm.cpp
@@ -14,6 +14,7 @@
  */
 
 #include "plugins/ecmascript/runtime/ecma_vm.h"
+#include <mem/gc/gc_types.h>
 #include "include/mem/panda_containers.h"
 #include "include/mem/panda_string.h"
 #include "plugins/ecmascript/runtime/bridge.h"
@@ -104,6 +105,7 @@ static mem::MemoryManager *CreateMM(const LanguageContext &ctx, mem::InternalAll
     mem::GCSettings gc_settings(options, panda_file::SourceLang::ECMASCRIPT);
 
     mem::GCType gc_type = Runtime::GetGCType(options, panda_file::SourceLang::ECMASCRIPT);
+    ASSERT(gc_type != mem::GCType::GEN_GC);
 
     return mem::MemoryManager::Create(ctx, internal_allocator, gc_type, gc_settings, gc_trigger_config, heap_options);
 }
diff --git a/tests/runtime/common/ecma_empty_class_check/CMakeLists.txt b/tests/runtime/common/ecma_empty_class_check/CMakeLists.txt
index 36e45c10f40c2600f1170967f0336df0afc4d594..1542fd9e11eb279290c0474aa2569ce7e8360ef9 100644
--- a/tests/runtime/common/ecma_empty_class_check/CMakeLists.txt
+++ b/tests/runtime/common/ecma_empty_class_check/CMakeLists.txt
@@ -22,7 +22,6 @@ add_custom_target(ecma_empty_class_check_ark
     COMMENT "running ark javascript ecma_empty_class_check testcase"
     COMMAND rm -f ${ECMA_EMPTY_CLASS_CHECK_OUTPUT}
     COMMAND ${PANDA_RUN_PREFIX} $<TARGET_FILE:ark> ${RUNTIME_ARGUMENTS} > ${ECMA_EMPTY_CLASS_CHECK_OUTPUT}
-    COMMAND ${PANDA_RUN_PREFIX} $<TARGET_FILE:ark> ${RUNTIME_ARGUMENTS} --gc-type=gen-gc
     COMMAND ${PANDA_RUN_PREFIX} $<TARGET_FILE:ark> ${RUNTIME_ARGUMENTS} --gc-type=stw
     DEPENDS ecma_empty_class_check_es2panda ark
 )