diff --git a/config.h b/config.h
index e5a3699..48af579 100644
--- a/config.h
+++ b/config.h
@@ -7,7 +7,7 @@
 
 #ifdef CLICKABLE_URL
 static const char *url_regex = "(ftp|http)s?://[-a-zA-Z0-9.?$%&/=_~#.,:;+]*";
-static const char *url_command = "/usr/bin/firefox";
+#define URL_COMMAND(URL_MATCH) {"/usr/bin/firefox", URL_MATCH, NULL}
 #endif
 
 // 0.0: opaque, 1.0: transparent
diff --git a/termite.c b/termite.c
index bdb3359..0455cc6 100644
--- a/termite.c
+++ b/termite.c
@@ -135,7 +135,7 @@ static char *check_match(VteTerminal *vte, int event_x, int event_y) {
 static gboolean button_press_cb(VteTerminal *vte, GdkEventButton *event) {
     char *match = check_match(vte, event->x, event->y);
     if (event->button == 1 && event->type == GDK_BUTTON_PRESS && match != NULL) {
-        const char *argv[3] = {url_command, match, NULL};
+        const char *argv[] = URL_COMMAND(match);
         g_spawn_async(NULL, (char **)argv, NULL, 0, NULL, NULL, NULL, NULL);
         g_free(match);
         return TRUE;