diff --git a/engine/client/quakedef.h b/engine/client/quakedef.h
index 96c2c84bf..fd475c869 100644
--- a/engine/client/quakedef.h
+++ b/engine/client/quakedef.h
@@ -107,6 +107,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #define	QUAKE_GAME			// as opposed to utilities
 //define	PARANOID			// speed sapping error checking
 
+#include <float.h>
 #include <math.h>
 #include <string.h>
 #include <stdarg.h>
diff --git a/engine/server/sv_user.c b/engine/server/sv_user.c
index eb4d9a22f..36ea54f9a 100644
--- a/engine/server/sv_user.c
+++ b/engine/server/sv_user.c
@@ -3312,7 +3312,7 @@ void Cmd_FPSList_f(void)
 	client_t *cl;
 	int c;
 	int f;
-	double minf, maxf, this;
+	double minf = DBL_MIN, maxf = DBL_MAX, this;
 	double ftime;
 	int frames;