diff --git a/src/main.c b/src/main.c
index f05ad1c3..a703f73f 100644
--- a/src/main.c
+++ b/src/main.c
@@ -76,13 +76,8 @@ extern const ASN1_ARRAY_TYPE kkdcp_asn1_tab[];
 ASN1_TYPE _kkdcp_pkix1_asn = ASN1_TYPE_EMPTY;
 #endif
 
-// Name of environment variable used to pass worker_startup_msg 
-// between ocserv-main and ocserv-worker.
-#define OCSERV_ENV_WORKER_STARTUP_MSG "OCSERV_WORKER_STARTUP_MSG"
-
 extern struct snapshot_t * config_snapshot;
 
-
 int worker_argc = 0;
 char **worker_argv = NULL;
 
diff --git a/src/worker.c b/src/worker.c
index 1e915c3e..9589a040 100644
--- a/src/worker.c
+++ b/src/worker.c
@@ -42,10 +42,6 @@ extern const ASN1_ARRAY_TYPE kkdcp_asn1_tab[];
 ASN1_TYPE _kkdcp_pkix1_asn = ASN1_TYPE_EMPTY;
 #endif
 
-// Name of environment variable used to pass worker_startup_msg 
-// between ocserv-main and ocserv-worker.
-#define OCSERV_ENV_WORKER_STARTUP_MSG "OCSERV_WORKER_STARTUP_MSG"
-
 extern struct snapshot_t *config_snapshot;
 
 int syslog_open = 0;
diff --git a/src/worker.h b/src/worker.h
index b61b46c3..cf9443ff 100644
--- a/src/worker.h
+++ b/src/worker.h
@@ -40,6 +40,10 @@
 #include "vhost.h"
 #include "ev.h"
 
+// Name of environment variable used to pass worker_startup_msg
+// between ocserv-main and ocserv-worker.
+#define OCSERV_ENV_WORKER_STARTUP_MSG "OCSERV_WORKER_STARTUP_MSG"
+
 typedef enum {
 	UP_DISABLED,
 	UP_WAIT_FD,