diff --git a/src/fprintd.h b/src/fprintd.h
index 3f28026..330523e 100644
--- a/src/fprintd.h
+++ b/src/fprintd.h
@@ -26,7 +26,6 @@
 /* General */
 #define TIMEOUT 30
 #define FPRINT_SERVICE_NAME "net.reactivated.Fprint"
-extern DBusGConnection *fprintd_dbus_conn;
 
 /* Errors */
 GQuark fprint_error_quark(void);
diff --git a/src/main.c b/src/main.c
index ce1a47d..bae586d 100644
--- a/src/main.c
+++ b/src/main.c
@@ -35,7 +35,7 @@
 
 fp_storage store;
 
-extern DBusGConnection *fprintd_dbus_conn;
+DBusGConnection *fprintd_dbus_conn = NULL;
 static gboolean no_timeout = FALSE;
 static gboolean g_fatal_warnings = FALSE;
 
diff --git a/src/manager.c b/src/manager.c
index cf4b9f3..b14c78b 100644
--- a/src/manager.c
+++ b/src/manager.c
@@ -27,7 +27,7 @@
 
 #include "fprintd.h"
 
-DBusGConnection *fprintd_dbus_conn;
+extern DBusGConnection *fprintd_dbus_conn;
 
 static gboolean fprint_manager_get_devices(FprintManager *manager,
 	GPtrArray **devices, GError **error);