diff --git a/meta-phosphor/common/recipes-phosphor/inventory/phosphor-inventory-manager/xyz.openbmc_project.Inventory.Manager.service b/meta-phosphor/common/recipes-phosphor/inventory/phosphor-inventory-manager/xyz.openbmc_project.Inventory.Manager.service
index fe0d6d4..707e250 100644
--- a/meta-phosphor/common/recipes-phosphor/inventory/phosphor-inventory-manager/xyz.openbmc_project.Inventory.Manager.service
+++ b/meta-phosphor/common/recipes-phosphor/inventory/phosphor-inventory-manager/xyz.openbmc_project.Inventory.Manager.service
@@ -1,5 +1,6 @@
 [Unit]
 Description=Phosphor Inventory Manager
+Before=mapper-wait@-xyz-openbmc_project-inventory.service
 
 [Service]
 Restart=always