diff --git a/openwrt/package/kismet/Makefile b/openwrt/package/kismet/Makefile
index 0ae6b5e24..971c40e73 100644
--- a/openwrt/package/kismet/Makefile
+++ b/openwrt/package/kismet/Makefile
@@ -88,3 +88,6 @@ $(IPKG_KISMET_SERVER):
 	$(RSTRIP) $(IDIR_KISMET_SERVER)
 	$(IPKG_BUILD) $(IDIR_KISMET_SERVER) $(PACKAGE_DIR)
 
+mostlyclean:
+	$(MAKE) -C $(PKG_BUILD_DIR) clean
+	rm -f $(PKG_BUILD_DIR)/.built
diff --git a/openwrt/package/kismet/patches/110-uclibc++_fixes.patch b/openwrt/package/kismet/patches/110-uclibc++_fixes.patch
index 4cf5a7b5b..66fc77e07 100644
--- a/openwrt/package/kismet/patches/110-uclibc++_fixes.patch
+++ b/openwrt/package/kismet/patches/110-uclibc++_fixes.patch
@@ -27,3 +27,15 @@ diff -urN kismet-2005-04-R1.old/macaddr.h kismet-2005-04-R1.dev/macaddr.h
              return (singleton_itr != op.singleton_itr) || (vector_itr != op.vector_itr);
          }
  
+diff -urN kismet-2005-04-R1.old/tcpserver.cc kismet-2005-04-R1.dev/tcpserver.cc
+--- kismet-2005-04-R1.old/tcpserver.cc	2005-04-03 07:33:42.000000000 +0200
++++ kismet-2005-04-R1.dev/tcpserver.cc	2005-06-08 23:17:34.000000000 +0200
+@@ -373,7 +373,7 @@
+                 return 0;
+             }
+         } else {
+-            copt->wrbuf.erase(0, res);
++            copt->wrbuf = "";
+ 	}
+     }
+