diff --git a/cmd/core-command/res/configuration.toml b/cmd/core-command/res/configuration.toml
index c87a3147d2..00a655db23 100644
--- a/cmd/core-command/res/configuration.toml
+++ b/cmd/core-command/res/configuration.toml
@@ -11,6 +11,7 @@
       clientkey = ""
 
 [Service]
+Host = "localhost"
 Port = 59882
 StartupMsg = "This is the Core Command Microservice"
 
diff --git a/cmd/core-common-config-bootstrapper/res/configuration.yaml b/cmd/core-common-config-bootstrapper/res/configuration.yaml
index 661d06ab4d..2673b3082b 100644
--- a/cmd/core-common-config-bootstrapper/res/configuration.yaml
+++ b/cmd/core-common-config-bootstrapper/res/configuration.yaml
@@ -51,7 +51,6 @@ all-services:
   
   MessageBus:
     Protocol: "redis"
-    Host: "localhost"
     Port: 6379
     Type: "redis"
     AuthMode: "usernamepassword"  # required for redis MessageBus (secure or insecure).
diff --git a/cmd/core-data/res/configuration.toml b/cmd/core-data/res/configuration.toml
index c760ac14d0..2e9491f0ea 100644
--- a/cmd/core-data/res/configuration.toml
+++ b/cmd/core-data/res/configuration.toml
@@ -11,6 +11,7 @@ PersistData = true
 #    Gateway="my-iot-gateway" # Tag must be added here or via Consul Env Override can only change existing value, not added new ones.
 
 [Service]
+Host = "localhost"
 Port = 59880
 StartupMsg = "This is the Core Data Microservice"
 
diff --git a/cmd/core-metadata/res/configuration.toml b/cmd/core-metadata/res/configuration.toml
index 9754022fb4..918b2ed79c 100644
--- a/cmd/core-metadata/res/configuration.toml
+++ b/cmd/core-metadata/res/configuration.toml
@@ -7,6 +7,7 @@ LogLevel = "INFO"
   Validation = false
 
 [Service]
+Host = "localhost"
 Port = 59881
 StartupMsg = "This is the EdgeX Core Metadata Microservice"
 
diff --git a/cmd/security-proxy-auth/res/configuration.toml b/cmd/security-proxy-auth/res/configuration.toml
index c3253381e3..29069e3c27 100644
--- a/cmd/security-proxy-auth/res/configuration.toml
+++ b/cmd/security-proxy-auth/res/configuration.toml
@@ -2,5 +2,6 @@
 LogLevel = "INFO"
 
 [Service]
+Host = "localhost"
 Port = 59842
 StartupMsg = "This is the proxy authentication microservice"
diff --git a/cmd/security-spiffe-token-provider/res/configuration.toml b/cmd/security-spiffe-token-provider/res/configuration.toml
index 268ac908ad..762b9e86de 100644
--- a/cmd/security-spiffe-token-provider/res/configuration.toml
+++ b/cmd/security-spiffe-token-provider/res/configuration.toml
@@ -2,6 +2,7 @@
 LogLevel = "DEBUG"
 
 [Service]
+Host = "localhost"
 Port = 59841
 StartupMsg = "This is the SPIFFE token provider microservice"
 
diff --git a/cmd/support-notifications/res/configuration.toml b/cmd/support-notifications/res/configuration.toml
index a95eba2c0a..273884d8aa 100644
--- a/cmd/support-notifications/res/configuration.toml
+++ b/cmd/support-notifications/res/configuration.toml
@@ -10,6 +10,7 @@ ResendInterval = "5s"
       password = ""
 
 [Service]
+Host = "localhost"
 Port = 59860
 StartupMsg = "This is the Support Notifications Microservice"
 
diff --git a/cmd/support-scheduler/res/configuration.toml b/cmd/support-scheduler/res/configuration.toml
index 1ebdeaec3e..20882f5bc6 100644
--- a/cmd/support-scheduler/res/configuration.toml
+++ b/cmd/support-scheduler/res/configuration.toml
@@ -4,6 +4,7 @@ ScheduleIntervalTime = 500
 LogLevel = "INFO"
 
 [Service]
+Host = "localhost"
 Port = 59861
 StartupMsg = "This is the Support Scheduler Microservice"