diff --git a/reaction/cgame/cg_local.h b/reaction/cgame/cg_local.h
index 43e49d32..c288a048 100644
--- a/reaction/cgame/cg_local.h
+++ b/reaction/cgame/cg_local.h
@@ -1408,8 +1408,11 @@ sfxHandle_t	CG_CustomSound( int clientNum, const char *soundName );
 //
 void CG_BuildSolidList( void );
 int	CG_PointContents( const vec3_t point, int passEntityNum );
-void CG_Trace( trace_t *result, const vec3_t start, vec3_t mins, vec3_t maxs, const vec3_t end, 
+//Elder: try this
+void	CG_Trace( trace_t *result, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, 
 					 int skipNumber, int mask );
+//void CG_Trace( trace_t *result, const vec3_t start, vec3_t mins, vec3_t maxs, const vec3_t end, 
+					 //int skipNumber, int mask );
 void CG_PredictPlayerState( void );
 void CG_LoadDeferredPlayers( void );
 
@@ -1638,7 +1641,7 @@ clipHandle_t trap_CM_TempBoxModel( const vec3_t mins, const vec3_t maxs );
 int			trap_CM_PointContents( const vec3_t p, clipHandle_t model );
 int			trap_CM_TransformedPointContents( const vec3_t p, clipHandle_t model, const vec3_t origin, const vec3_t angles );
 void		trap_CM_BoxTrace( trace_t *results, const vec3_t start, const vec3_t end,
-					  vec3_t mins, vec3_t maxs,
+					  const vec3_t mins, const vec3_t maxs,
 					  clipHandle_t model, int brushmask );
 void		trap_CM_TransformedBoxTrace( trace_t *results, const vec3_t start, const vec3_t end,
 					  const vec3_t mins, const vec3_t maxs,
diff --git a/reaction/cgame/cg_predict.c b/reaction/cgame/cg_predict.c
index d8706699..9681f5b5 100644
--- a/reaction/cgame/cg_predict.c
+++ b/reaction/cgame/cg_predict.c
@@ -120,9 +120,12 @@ static void CG_ClipMoveToEntities ( const vec3_t start, const vec3_t mins, const
 /*
 ================
 CG_Trace
+
+Elder: changed header - added 'const' to mins and maxs so VMs can compile
+Also check cg_syscalls.c and cg_local.h
 ================
 */
-void	CG_Trace( trace_t *result, const vec3_t start, vec3_t mins, vec3_t maxs, const vec3_t end, 
+void	CG_Trace( trace_t *result, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, 
 					 int skipNumber, int mask ) {
 	trace_t	t;
 
diff --git a/reaction/cgame/cg_syscalls.c b/reaction/cgame/cg_syscalls.c
index 92ed6454..857dbaae 100644
--- a/reaction/cgame/cg_syscalls.c
+++ b/reaction/cgame/cg_syscalls.c
@@ -123,7 +123,7 @@ int		trap_CM_TransformedPointContents( const vec3_t p, clipHandle_t model, const
 }
 
 void	trap_CM_BoxTrace( trace_t *results, const vec3_t start, const vec3_t end,
-						  vec3_t mins, vec3_t maxs,
+						  const vec3_t mins, const vec3_t maxs,
 						  clipHandle_t model, int brushmask ) {
 	syscall( CG_CM_BOXTRACE, results, start, end, mins, maxs, model, brushmask );
 }