diff --git a/attn/attn_handler.service.in b/attn/attn_handler.service.in
index 44f4f6a..b100a34 100644
--- a/attn/attn_handler.service.in
+++ b/attn/attn_handler.service.in
@@ -7,6 +7,7 @@
 After=op-cfam-reset.service
 After=cfam_override@0.service
 Conflicts=obmc-host-stop@0.target
+Conflicts=obmc-host-timeout@0.target
 
 [Service]
 @ENABLE_PHAL_TRUE@Environment="PDBG_DTB=/var/lib/phosphor-software-manager/pnor/rw/DEVTREE"