1diff --git a/lemon/random.h b/lemon/random.h
2index 8de74ede8a..f9861f3916 100644
3--- a/lemon/random.h
4+++ b/lemon/random.h
5@@ -249,8 +249,8 @@ namespace lemon {
6
7 current = state + length;
8
9- register Word *curr = state + length - 1;
10- register long num;
11+ Word *curr = state + length - 1;
12+ long num;
13
14 num = length - shift;
15 while (num--) {