diff --git a/src/raylib.h b/src/raylib.h
index 5696be2a..659cbc74 100644
--- a/src/raylib.h
+++ b/src/raylib.h
@@ -876,11 +876,6 @@ typedef enum {
 // Callbacks to hook some internal functions
 // WARNING: This callbacks are intended for advance users
 typedef void (*TraceLogCallback)(int logType, const char *text, va_list args);  // Logging: Redirect trace log messages
-
-typedef void *(*MemAllocCallback)(int size);                // Memory: Custom allocator
-typedef void *(*MemReallocCallback)(void *ptr, int size);   // Memory: Custom re-allocator
-typedef void (*MemFreeCallback)(void *ptr);                 // Memory: Custom free
-
 typedef unsigned char* (*LoadFileDataCallback)(const char* fileName, unsigned int* bytesRead);      // FileIO: Load binary data
 typedef void (*SaveFileDataCallback)(const char *fileName, void *data, unsigned int bytesToWrite);  // FileIO: Save binary data
 typedef char *(*LoadFileTextCallback)(const char* fileName);                // FileIO: Load text data
@@ -991,9 +986,6 @@ RLAPI void MemFree(void *ptr);                                    // Internal me
 // Set custom callbacks
 // WARNING: Callbacks setup is intended for advance users
 RLAPI void SetTraceLogCallback(TraceLogCallback callback);        // Set custom trace log
-RLAPI void SetMemAllocCallback(MemAllocCallback callback);        // Set custom memory allocator
-RLAPI void SetMemReallocCallback(MemReallocCallback callback);    // Set custom memory reallocator
-RLAPI void SetMemFreeCallback(MemFreeCallback callback);          // Set custom memory free
 RLAPI void SetLoadFileDataCallback(LoadFileDataCallback callback);  // Set custom file binary data loader
 RLAPI void SetSaveFileDataCallback(SaveFileDataCallback callback);  // Set custom file binary data saver
 RLAPI void SetLoadFileTextCallback(LoadFileTextCallback callback);  // Set custom file text data loader
diff --git a/src/utils.c b/src/utils.c
index 568c6c88..9579346e 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -63,26 +63,18 @@
 //----------------------------------------------------------------------------------
 // Global Variables Definition
 //----------------------------------------------------------------------------------
-
-// Log types messages
 static int logTypeLevel = LOG_INFO;                 // Minimum log type level
 
 static TraceLogCallback traceLog = NULL;            // TraceLog callback function pointer
-static MemAllocCallback memAlloc = NULL;            // MemAlloc callback function pointer
-static MemReallocCallback memRealloc = NULL;        // MemRealloc callback funtion pointer
-static MemFreeCallback memFree = NULL;              // MemFree callback funtion pointer
 static LoadFileDataCallback loadFileData = NULL;    // LoadFileData callback funtion pointer
 static SaveFileDataCallback saveFileData = NULL;    // SaveFileText callback funtion pointer
 static LoadFileTextCallback loadFileText = NULL;    // LoadFileText callback funtion pointer
 static SaveFileTextCallback saveFileText = NULL;    // SaveFileText callback funtion pointer
 
-//void *MemAllocDefault(unsigned int size) { return RL_MALLOC(size); }
-//void MemFreeDefault(void *ptr) { RL_FREE(ptr); }
-
+//----------------------------------------------------------------------------------
+// Functions to set internal callbacks
+//----------------------------------------------------------------------------------
 void SetTraceLogCallback(TraceLogCallback callback) { traceLog = callback; }              // Set custom trace log
-void SetMemAllocCallback(MemAllocCallback callback) { memAlloc = callback; }              // Set custom memory allocator
-void SetMemReallocCallback(MemReallocCallback callback) { memRealloc = callback; }        // Set custom memory reallocator
-void SetMemFreeCallback(MemFreeCallback callback) { memFree = callback; }                 // Set custom memory free
 void SetLoadFileDataCallback(LoadFileDataCallback callback) { loadFileData = callback; }  // Set custom file data loader
 void SetSaveFileDataCallback(SaveFileDataCallback callback) { saveFileData = callback; }  // Set custom file data saver
 void SetLoadFileTextCallback(LoadFileTextCallback callback) { loadFileText = callback; }  // Set custom file text loader
@@ -172,28 +164,21 @@ void TraceLog(int logType, const char *text, ...)
 // NOTE: Initializes to zero by default
 void *MemAlloc(int size)
 {
-    // WARNING: This implementation allows changing memAlloc at any
-    // point during program execution, it could be a security risk
-    void *ptr = NULL;
-    if (memAlloc) ptr = memAlloc(size);
-    else ptr = RL_CALLOC(size, 1);
+    void *ptr = RL_CALLOC(size, 1);
     return ptr;
 }
 
 // Internal memory reallocator
 void *MemRealloc(void *ptr, int size)
 {
-    void *ret = NULL;
-    if (memRealloc) ret = memRealloc(ptr, size);
-    else ret = RL_REALLOC(ptr, size);
+    void *ret = RL_REALLOC(ptr, size);
     return ret;
 }
 
 // Internal memory free
 void MemFree(void *ptr)
 {
-    if (memFree) memFree(ptr);
-    else RL_FREE(ptr);
+    RL_FREE(ptr);
 }
 
 // Load data from file into a buffer