diff --git a/src/cacatris.h b/src/cacatris.h
index 2168ad1..15d0d56 100644
--- a/src/cacatris.h
+++ b/src/cacatris.h
@@ -24,10 +24,10 @@
 
 
 #define INFO_WIDTH 20
-#define FIELD_WIDTH 20
-#define FIELD_HEIGHT 32
-#define FIELD_CANVAS_WIDTH 40
-#define FIELD_CANVAS_HEIGHT 32
+#define FIELD_WIDTH 10
+#define FIELD_HEIGHT 20
+#define FIELD_CANVAS_WIDTH 20
+#define FIELD_CANVAS_HEIGHT 20
 
 unsigned char playfield[FIELD_WIDTH*FIELD_HEIGHT];
 static cucul_canvas_t *field, *infos, *screen;