diff --git a/src/Extension/H265.h b/src/Extension/H265.h
index 8659e552..ee06a066 100644
--- a/src/Extension/H265.h
+++ b/src/Extension/H265.h
@@ -85,7 +85,7 @@ public:
 
     bool dropAble() const override {
         auto nal_ptr = (uint8_t *) this->data() + this->prefixSize();
-        switch (H264_TYPE(*nal_ptr)) {
+        switch (H265_TYPE(*nal_ptr)) {
             case NAL_AUD:
             case NAL_SEI_SUFFIX:
             case NAL_SEI_PREFIX: return true;