diff --git a/lib/android.js b/lib/android.js
index e60bce6..a9772c9 100644
--- a/lib/android.js
+++ b/lib/android.js
@@ -225,7 +225,7 @@ function _getApi () {
               getInstances(instance, scope, hClass, useIsAssignableFrom, maxCount, instances);
             };
           },
-          
+
           _ZN3art12StackVisitorC2EPNS_6ThreadEPNS_7ContextENS0_13StackWalkKindEjb: ['art::StackVisitor::StackVisitor', 'void', ['pointer', 'pointer', 'pointer', 'uint', 'uint', 'bool']],
           _ZN3art12StackVisitorC2EPNS_6ThreadEPNS_7ContextENS0_13StackWalkKindEmb: ['art::StackVisitor::StackVisitor', 'void', ['pointer', 'pointer', 'pointer', 'uint', 'size_t', 'bool']],
           _ZN3art12StackVisitor9WalkStackILNS0_16CountTransitionsE0EEEvb: ['art::StackVisitor::WalkStack', 'void', ['pointer', 'bool']],
@@ -1672,7 +1672,7 @@ find_replacement_method_from_quick_code (gpointer method,
   gpointer top_quick_frame;
   gpointer link_managed_stack;
   gpointer * link_top_quick_frame;
-  
+
   replacement_method = get_replacement_method (method);
   if (replacement_method == NULL)
     return NULL;
@@ -1886,18 +1886,17 @@ function ensureArtKnowsHowToHandleReplacementMethods (vm) {
 
   let exportName = null;
   
-  const api = getApi();
-  const kCollectorTypeCMC = 3;
-  let mayUseCollector = new NativeFunction(Module.findExportByName('libart.so', "_ZNK3art2gc4Heap15MayUseCollectorENS0_13CollectorTypeE"), "int", ["pointer", "int"])
-  if (mayUseCollector(api.artHeap, kCollectorTypeCMC)){
-    exportName = '_ZN3art2gc9collector11MarkCompact15CompactionPhaseEv';
-  } else if (apiLevel > 28) {
+  if (apiLevel > 28) {
     exportName = '_ZN3art2gc9collector17ConcurrentCopying12CopyingPhaseEv';
   } else if (apiLevel > 22) {
     exportName = '_ZN3art2gc9collector17ConcurrentCopying12MarkingPhaseEv';
   }
 
   if (exportName !== null) {
+    let collectorCMC = Module.getExportByName('libart.so', '_ZN3art2gc9collector11MarkCompact15CompactionPhaseEv');
+    if(collectorCMC !== null){
+      Interceptor.attach(collectorCMC, artController.hooks.Gc.copyingPhase);
+    }
     Interceptor.attach(Module.getExportByName('libart.so', exportName), artController.hooks.Gc.copyingPhase);
   }
 }
@@ -3619,7 +3618,7 @@ function computeDalvikJniArgInfo (methodId) {
 
 function cloneArtMethod (method, vm) {
   const api = getApi();
-  
+
   if (getAndroidApiLevel() < 23) {
     const thread = api['art::Thread::CurrentFromGdb']();
     return api['art::mirror::Object::Clone'](method, thread);