diff --git a/src/physics.c b/src/physac.c
similarity index 98%
rename from src/physics.c
rename to src/physac.c
index 90a8b2e9b..11e1766e3 100644
--- a/src/physics.c
+++ b/src/physac.c
@@ -21,10 +21,10 @@
 *
 **********************************************************************************************/
 
-//#define PHYSICS_STANDALONE     // NOTE: To use the physics module as standalone lib, just uncomment this line
+//#define PHYSAC_STANDALONE     // NOTE: To use the physics module as standalone lib, just uncomment this line
 
-#if defined(PHYSICS_STANDALONE)
-    #include "physics.h"
+#if defined(PHYSAC_STANDALONE)
+    #include "physac.h"
 #else
     #include "raylib.h"
 #endif
@@ -269,4 +269,4 @@ Collider GetCollider(int index)
 Rigidbody GetRigidbody(int index)
 {
     return rigidbodies[index];
-}
\ No newline at end of file
+}