diff --git a/zone/client.h b/zone/client.h
index b939221e5..8d4369be6 100644
--- a/zone/client.h
+++ b/zone/client.h
@@ -67,7 +67,7 @@ namespace EQEmu
 #include <set>
 #include <algorithm>
 #include <memory>
-
+#include <float.h>
 
 #define CLIENT_TIMEOUT 90000
 #define CLIENT_LD_TIMEOUT 30000 // length of time client stays in zone after LDing