diff --git a/configure.ac b/configure.ac
index c4e30a531..672ff0e5e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1327,6 +1327,9 @@ netbsd*)
 gnu*)
         LDFLAGS="$LDFLAGS -lpthread"
         ;;
+haiku*)
+        LDFLAGS="$LDFLAGS -lnetwork"
+        ;;
 *)
         ;;
 esac