diff --git a/dix/atom.c b/dix/atom.c
index 7de7fb05e..a1e555e31 100644
--- a/dix/atom.c
+++ b/dix/atom.c
@@ -56,7 +56,7 @@ SOFTWARE.
 #include "resource.h"
 #include "dix.h"
 
-#define InitialTableSize 100
+#define InitialTableSize 256
 
 typedef struct _Node {
     struct _Node *left, *right;