diff --git a/wmsun/SunRise.c b/wmsun/SunRise.c
index 1e16320..e66226a 100644
--- a/wmsun/SunRise.c
+++ b/wmsun/SunRise.c
@@ -42,6 +42,7 @@ void SunRise(int year, int month, int day, double LocalHour, double *UTRise, dou
     double	xe, ye, z1, z2, SinH(), hour24();
     int		Rise, Set, nz;
 
+    (void) LocalHour;
     SinH0 = sin( -50.0/60.0 * RadPerDeg );
 
 
diff --git a/wmsun/wmSun.c b/wmsun/wmSun.c
index 6de1a0d..4e7094a 100644
--- a/wmsun/wmSun.c
+++ b/wmsun/wmSun.c
@@ -365,6 +365,7 @@ void ParseCMDLine(int argc, char *argv[]) {
  */
 void pressEvent(XButtonEvent *xev){
 
+   (void) xev;
    ++ToggleWindow;
    if (ToggleWindow > 4) ToggleWindow = 0;
    Flag = 1;