1 files changed, 1 insertions, 1 deletions
diff --git a/enum.c b/enum.c
index 9f74e77e88..7c4a026ce2 100644
--- a/enum.c
+++ b/enum.c
@@ -2887,7 +2887,7 @@ enum_cycle_size(VALUE self, VALUE args, VALUE eobj)
     size = enum_size(self, args, 0);
     if (NIL_P(size) || FIXNUM_ZERO_P(size)) return size;
 
-    if (NIL_P(n)) return DBL2NUM(INFINITY);
+    if (NIL_P(n)) return DBL2NUM(HUGE_VAL);
     if (mul <= 0) return INT2FIX(0);
     n = LONG2FIX(mul);
     return rb_funcallv(size, '*', 1, &n);