diff -Nru network-manager-strongswan-1.6.0/debian/rules network-manager-strongswan-1.6.0/debian/rules
--- network-manager-strongswan-1.6.0/debian/rules	2023-06-11 20:20:41.000000000 +1200
+++ network-manager-strongswan-1.6.0/debian/rules	2023-08-04 12:16:48.000000000 +1200
@@ -1,5 +1,7 @@
 #!/usr/bin/make -f
 
+CFLAGS :=  -DGDK_DISABLE_DEPRECATION_WARNINGS
+
 %:
 	dh $@