X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FNetwork%2Fprops.hxx;h=09b5a09a323fdc0d8fda8fd4e545deb238ed323f;hb=a1031b052dd40ca3a4ea68dcd7f572b7d9e4bb24;hp=e55f7c1330c38783ba8ec62c70bc934298a9a071;hpb=e5abcb1d4ebc987cce695df854465c0b6563f994;p=flightgear.git

diff --git a/src/Network/props.hxx b/src/Network/props.hxx
index e55f7c133..09b5a09a3 100644
--- a/src/Network/props.hxx
+++ b/src/Network/props.hxx
@@ -40,7 +40,8 @@
  * FlightGear properties.
  */
 class FGProps : public FGProtocol,
-		public simgear::NetChannel
+		public simgear::NetChannel,
+		public SGPropertyChangeListener // for subscriptions
 {
 private: