diff --git a/README.md b/README.md
index 9047d62..609ceb8 100644
--- a/README.md
+++ b/README.md
@@ -75,6 +75,7 @@ If using [Homebrew](http://brew.sh/):
      brew install lua
      brew install python
      brew install libevent
+     brew install jansson
      export CFLAGS="-I/usr/local/include -I/usr/local/Cellar/readline/6.3.8/include"
      export LDFLAGS="-L/usr/local/lib -L/usr/local/Cellar/readline/6.3.8/lib"
      ./configure && make
diff --git a/interface.c b/interface.c
index 8110533..0df696a 100644
--- a/interface.c
+++ b/interface.c
@@ -165,7 +165,7 @@ void socket_answer_add_printf (const char *format, ...) {
 }
 
 void socket_answer_end (struct in_ev *ev) {
-  if (ev->bev && socket_answer_pos > 0) {
+  if (ev->bev) {
     static char s[100];
     sprintf (s, "ANSWER %d\n", socket_answer_pos);
     bufferevent_write (ev->bev, s, strlen (s));
@@ -3061,8 +3061,9 @@ void print_media (struct in_ev *ev, struct tgl_message_media *M) {
     case tgl_message_media_none:
       return;
     case tgl_message_media_photo:
-      assert (M->photo);
-      if (M->photo->caption && strlen (M->photo->caption)) {
+      if (!M->photo) {
+        mprintf (ev, "[photo bad]");
+      } else if (M->photo->caption && strlen (M->photo->caption)) {
         mprintf (ev, "[photo %s]", M->photo->caption);
       } else {
         mprintf (ev, "[photo]");
diff --git a/main.c b/main.c
index e109b41..adb3827 100644
--- a/main.c
+++ b/main.c
@@ -860,10 +860,12 @@ void do_halt (int error) {
     close (sfd);
   }
  
-  if(exit_code)
+  if (exit_code) {
     retval = exit_code;
-  else
+  } else {
     retval = error ? EXIT_FAILURE : EXIT_SUCCESS;
+  }
+
   exit (retval);
 }
 
diff --git a/tgl b/tgl
index 5a4e6b6..41121e9 160000
--- a/tgl
+++ b/tgl
@@ -1 +1 @@
-Subproject commit 5a4e6b61839796e543d63900bb96e6325a9d9474
+Subproject commit 41121e9908fc5ddebe3ec6eca9f55172b630f21a