diff --git a/debian/config/config b/debian/config/config
index 4f1b6cd2e..dcdff9a08 100644
--- a/debian/config/config
+++ b/debian/config/config
@@ -874,6 +874,7 @@ CONFIG_KARMA_PARTITION=y
 #
 CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_UNUSED_SYMBOLS=y