diff --git a/post/sysmon.c b/post/sysmon.c
index c8fcefc..f069caa 100644
--- a/post/sysmon.c
+++ b/post/sysmon.c
@@ -50,10 +50,10 @@
 #include <watchdog.h>
 #include <i2c.h>
 
-static int sysmon_temp_invalid = 0;
-
 #if CONFIG_POST & CFG_POST_SYSMON
 
+static int sysmon_temp_invalid = 0;
+
 /* #define DEBUG */
 
 #define	RELOC(x) if (x != NULL) x = (void *) ((ulong) (x) + gd->reloc_off)