diff --git a/monitor/monitor.c b/monitor/monitor.c
index 6f90cf82..e4e54516 100644
--- a/monitor/monitor.c
+++ b/monitor/monitor.c
@@ -38,7 +38,6 @@
 #define ENV_SCANNER_BASE_IMAGE  "SCANNER_BASE_IMAGE"
 #define ENV_SCANNER_CTRL_USER   "SCANNER_CTRL_API_USERNAME"
 #define ENV_SCANNER_CTRL_PASS   "SCANNER_CTRL_API_PASSWORD"
-#define ENV_SCANNER_CTRL_PASS   "SCANNER_CTRL_API_PASSWORD"
 
 #define ENV_SCANNER_CACHE_MAX   "MAX_CACHE_RECORD_MB"
 #define ENV_CAP_CRITICAL        "CAP_CRITICAL"