diff --git a/config.def.h b/config.def.h
index 7a1ee3c..6c7d2bc 100644
--- a/config.def.h
+++ b/config.def.h
@@ -9,7 +9,7 @@
 #define BATTERY_FULL	"energy_full_design"
 
 /* bar update interval in seconds (smallest value = 1) */
-#define UPDATE_INTERVAL	1;
+#define UPDATE_INTERVAL	1
 
 /* text to show if no value can be retrieved */
 #define UNKNOWN_STR	"n/a"