diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/GameListItem.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/GameListItem.java
index 8ee860b2a..dec58c6ff 100644
--- a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/GameListItem.java
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/GameListItem.java
@@ -265,7 +265,7 @@ public class GameListItem extends LinearLayout
             case R.string.game_summary_field_empty:
                 break;
             case R.string.game_summary_field_gameid:
-                value = String.format( "ID:%d", m_summary.gameID );
+                value = String.format( "ID:%X", m_summary.gameID );
                 break;
             case R.string.game_summary_field_rowid:
                 value = String.format( "%d", m_rowid );
diff --git a/xwords4/common/comms.c b/xwords4/common/comms.c
index 093209290..24f88b861 100644
--- a/xwords4/common/comms.c
+++ b/xwords4/common/comms.c
@@ -1627,7 +1627,7 @@ comms_invite( CommsCtxt* comms, XWEnv xwe, const NetLaunchInfo* nli,
 
 void
 comms_getInvited( const CommsCtxt* comms, /*XWEnv xwe, */
-                  XP_U16* nInvites, CommsAddrRec* XP_UNUSED(inviteRecs) )
+                  XP_U16* nInvites, CommsAddrRec* XP_UNUSED_DBG(inviteRecs) )
 {
     XP_U16 count = 0;