diff --git a/dix/devices.c b/dix/devices.c
index 2ec928415..904c404f0 100644
--- a/dix/devices.c
+++ b/dix/devices.c
@@ -1278,7 +1278,7 @@ ValuatorAccelerationRec pointerAccelerationScheme[] = {
 };
 
 /**
- * install an acceleration scheme. retrns TRUE on success, and should not
+ * install an acceleration scheme. returns TRUE on success, and should not
  * change anything if unsuccessful.
  */
 _X_EXPORT Bool
diff --git a/dix/ptrveloc.c b/dix/ptrveloc.c
index 2406be8cd..5496ba323 100644
--- a/dix/ptrveloc.c
+++ b/dix/ptrveloc.c
@@ -33,7 +33,7 @@
 #include <os.h>
 
 /*****************************************************************************
- * Predictable pointer ballistics
+ * Predictable pointer acceleration
  *
  * 2006-2008 by Simon Thum (simon [dot] thum [at] gmx de)
  *
@@ -131,7 +131,8 @@ FreeVelocityData(DeviceVelocityPtr s){
  *  dix uninit helper, called through scheme
  */
 void
-AccelerationDefaultCleanup(DeviceIntPtr pDev){
+AccelerationDefaultCleanup(DeviceIntPtr pDev)
+{
     /*sanity check*/
     if( pDev->valuator->accelScheme.AccelSchemeProc == acceleratePointerPredictable
             && pDev->valuator->accelScheme.accelData != NULL){