diff --git a/sys/sys_public.h b/sys/sys_public.h
index d5679d1..79d3297 100644
--- a/sys/sys_public.h
+++ b/sys/sys_public.h
@@ -52,12 +52,6 @@ typedef enum {
 	FPU_EXCEPTION_INEXACT_RESULT		= 32
 } fpuExceptions_t;
 
-typedef enum {
-	FPU_PRECISION_SINGLE				= 0,
-	FPU_PRECISION_DOUBLE				= 1,
-	FPU_PRECISION_DOUBLE_EXTENDED		= 2
-} fpuPrecision_t;
-
 typedef enum {
 	AXIS_SIDE,
 	AXIS_FORWARD,
@@ -158,7 +152,7 @@ const char *	Sys_FPU_GetState( void );
 void			Sys_FPU_EnableExceptions( int exceptions );
 
 // sets the FPU precision
-void			Sys_FPU_SetPrecision( int precision );
+void			Sys_FPU_SetPrecision();
 
 // sets Flush-To-Zero mode
 void			Sys_FPU_SetFTZ( bool enable );