diff --git a/include/unicorn/unicorn.h b/include/unicorn/unicorn.h
index e41b4bf4..31d752e0 100644
--- a/include/unicorn/unicorn.h
+++ b/include/unicorn/unicorn.h
@@ -251,7 +251,7 @@ typedef enum uc_hook_type {
 #define UC_HOOK_MEM_VALID (UC_HOOK_MEM_READ + UC_HOOK_MEM_WRITE + UC_HOOK_MEM_FETCH)
 
 /*
-  Callback function for hooking memory (UC_MEM_READ, UC_MEM_WRITE & UC_MEM_FETCH)
+  Callback function for hooking memory (READ, WRITE & FETCH)
 
   @type: this memory is being READ, or WRITE
   @address: address where the code is being executed
@@ -263,8 +263,8 @@ typedef void (*uc_cb_hookmem_t)(uc_engine *uc, uc_mem_type type,
         uint64_t address, int size, int64_t value, void *user_data);
 
 /*
-  Callback function for handling invalid memory access events (UC_MEM_*_UNMAPPED and
-    UC_MEM_*PROT events)
+  Callback function for handling invalid memory access events (UNMAPPED and
+    PROT events)
 
   @type: this memory is being READ, or WRITE
   @address: address where the code is being executed