diff --git a/src/toolkit.c b/src/toolkit.c
index 6a492ce..6a600ed 100644
--- a/src/toolkit.c
+++ b/src/toolkit.c
@@ -476,16 +476,16 @@ unsigned int window_create(char* name, const int x, const int y,
   /* x pos. */
   if(x == -1)
     /* Center. */
-    wdw->x = SCREEN_W/2. - windows[nwindows].w/2.;
+    wdw->x = (SCREEN_W - windows[nwindows].w)/2.;
   else if(x < 0)
     wdw->x = SCREEN_W - windows[nwindows].w + (double)x;
   else windows[nwindows].x = (double)x;
   /* y pos. */
   if(y == -1)
     /* Center. */
-    wdw->y = SCREEN_H/2. - windows[nwindows].h/2.;
+    wdw->y = (SCREEN_H - windows[nwindows].h)/2.;
   else if(y < 0)
-    wdw->x = SCREEN_H - windows[nwindows].h + (double)y;
+    wdw->y = SCREEN_H - windows[nwindows].h + (double)y;
   else wdw->y = (double)y;
 
   wdw->widgets  = NULL;