diff --git a/net_io.c b/net_io.c
index a257d94..61b7f65 100644
--- a/net_io.c
+++ b/net_io.c
@@ -2352,6 +2352,14 @@ static void writeFATSVEvent(struct modesMessage *mm, struct aircraft *a)
             }
             break;
 
+        case COMMB_GICB_CAPS:
+            // BDS 1,7: common usage GICB capability report
+            if (memcmp(mm->MB, a->fatsv_emitted_bds_17, 7) != 0) {
+                memcpy(a->fatsv_emitted_bds_17, mm->MB, 7);
+                writeFATSVEventMessage(mm, "gicb_caps", mm->MB, 7);
+            }
+            break;
+
         default:
             // nothing
             break;
diff --git a/track.h b/track.h
index ade1267..4bad096 100644
--- a/track.h
+++ b/track.h
@@ -250,6 +250,7 @@ struct aircraft {
     nav_modes_t   fatsv_emitted_nav_modes;        //      -"-         enabled navigation modes
     float         fatsv_emitted_nav_qnh;          //      -"-         altimeter setting
     unsigned char fatsv_emitted_bds_10[7];        //      -"-         BDS 1,0 message
+    unsigned char fatsv_emitted_bds_17[7];        //      -"-         BDS 1,7 message
     unsigned char fatsv_emitted_bds_30[7];        //      -"-         BDS 3,0 message
     unsigned char fatsv_emitted_es_status[7];     //      -"-         ES operational status message
     unsigned char fatsv_emitted_es_acas_ra[7];    //      -"-         ES ACAS RA report message