diff --git a/debian/config/config b/debian/config/config
index 961de7f85..16d8bafa0 100644
--- a/debian/config/config
+++ b/debian/config/config
@@ -193,9 +193,11 @@ CONFIG_RISCOM8=m
 CONFIG_NOZOMI=m
 CONFIG_UNIX98_PTYS=y
 # CONFIG_LEGACY_PTYS is not set
+# CONFIG_R3964 is not set
 CONFIG_PC8736x_GPIO=m
 CONFIG_NSC_GPIO=m
 # CONFIG_RAW_DRIVER is not set
+CONFIG_HANGCHECK_TIMER=m
 CONFIG_TELCLOCK=m
 
 ##
diff --git a/debian/config/s390/config b/debian/config/s390/config
index 80598aedf..c224ed11c 100644
--- a/debian/config/s390/config
+++ b/debian/config/s390/config
@@ -27,6 +27,8 @@ CONFIG_PFAULT=y
 CONFIG_CMM=y
 CONFIG_CMM_PROC=y
 CONFIG_CMM_IUCV=y
+#. unsure
+# CONFIG_PAGE_STATES is not set
 CONFIG_VIRT_TIMER=y
 CONFIG_VIRT_CPU_ACCOUNTING=y
 CONFIG_APPLDATA_BASE=y