diff --git a/include/adlmidi.h b/include/adlmidi.h
index 6afcefc..f315f78 100644
--- a/include/adlmidi.h
+++ b/include/adlmidi.h
@@ -1309,7 +1309,7 @@ typedef void (*ADL_DebugMessageHook)(void *userdata, const char *fmt, ...);
  * @brief Loop start/end point reach hook
  * @param userdata Pointer to user data (usually, context of someting)
  */
-typedef void (*ASL_LoopPointHook)(void *userdata);
+typedef void (*ADL_LoopPointHook)(void *userdata);
 
 /**
  * @brief Set raw MIDI event hook
@@ -1361,7 +1361,7 @@ extern ADLMIDI_DECLSPEC void adl_setDebugMessageHook(struct ADL_MIDIPlayer *devi
  * @param loopStartHook Pointer to the callback function which will be called on every loop start point passing
  * @param userData Pointer to user data which will be passed through the callback.
  */
-extern ADLMIDI_DECLSPEC void adl_setLoopStartHook(struct ADL_MIDIPlayer *device, ASL_LoopPointHook loopStartHook, void *userData);
+extern ADLMIDI_DECLSPEC void adl_setLoopStartHook(struct ADL_MIDIPlayer *device, ADL_LoopPointHook loopStartHook, void *userData);
 
 /**
  * @brief Set the look start point hook
@@ -1377,7 +1377,7 @@ extern ADLMIDI_DECLSPEC void adl_setLoopStartHook(struct ADL_MIDIPlayer *device,
  * @param loopStartHook Pointer to the callback function which will be called on every loop start point passing
  * @param userData Pointer to user data which will be passed through the callback.
  */
-extern ADLMIDI_DECLSPEC void adl_setLoopEndHook(struct ADL_MIDIPlayer *device, ASL_LoopPointHook loopEndHook, void *userData);
+extern ADLMIDI_DECLSPEC void adl_setLoopEndHook(struct ADL_MIDIPlayer *device, ADL_LoopPointHook loopEndHook, void *userData);
 
 /**
  * @brief Get a textual description of the channel state. For display only.
diff --git a/src/adlmidi.cpp b/src/adlmidi.cpp
index 9d8005c..c7f4de4 100644
--- a/src/adlmidi.cpp
+++ b/src/adlmidi.cpp
@@ -1182,7 +1182,7 @@ ADLMIDI_EXPORT void adl_setDebugMessageHook(struct ADL_MIDIPlayer *device, ADL_D
 }
 
 /* Set loop start hook */
-ADLMIDI_EXPORT void adl_setLoopStartHook(struct ADL_MIDIPlayer *device, ASL_LoopPointHook loopStartHook, void *userData)
+ADLMIDI_EXPORT void adl_setLoopStartHook(struct ADL_MIDIPlayer *device, ADL_LoopPointHook loopStartHook, void *userData)
 {
     if(!device)
         return;
@@ -1197,7 +1197,7 @@ ADLMIDI_EXPORT void adl_setLoopStartHook(struct ADL_MIDIPlayer *device, ASL_Loop
 }
 
 /* Set loop end hook */
-ADLMIDI_EXPORT void adl_setLoopEndHook(struct ADL_MIDIPlayer *device, ASL_LoopPointHook loopEndHook, void *userData)
+ADLMIDI_EXPORT void adl_setLoopEndHook(struct ADL_MIDIPlayer *device, ADL_LoopPointHook loopEndHook, void *userData)
 {
     if(!device)
         return;
diff --git a/src/adlmidi_midiplay.hpp b/src/adlmidi_midiplay.hpp
index 5208f7b..cf0bb1a 100644
--- a/src/adlmidi_midiplay.hpp
+++ b/src/adlmidi_midiplay.hpp
@@ -51,9 +51,9 @@ struct MIDIEventHooks
     void         *onNote_userData;
 
     // Loop start/end hooks
-    ASL_LoopPointHook onLoopStart;
+    ADL_LoopPointHook onLoopStart;
     void              *onLoopStart_userData;
-    ASL_LoopPointHook onLoopEnd;
+    ADL_LoopPointHook onLoopEnd;
     void              *onLoopEnd_userData;