diff --git a/api-gateway b/api-gateway
index 453a053d7f54a9041912930a5f594a58080da3a3..18b816f4f299930f44b3c3939ab33e4a9b39284e 160000
--- a/api-gateway
+++ b/api-gateway
@@ -1 +1 @@
-Subproject commit 453a053d7f54a9041912930a5f594a58080da3a3
+Subproject commit 18b816f4f299930f44b3c3939ab33e4a9b39284e
diff --git a/authentication-service b/authentication-service
index ef176de446dcb67016a1482cf385b7f0b16963ed..5eb5afaca763ecc50fcaf7a64ddb9bf0a8639056 160000
--- a/authentication-service
+++ b/authentication-service
@@ -1 +1 @@
-Subproject commit ef176de446dcb67016a1482cf385b7f0b16963ed
+Subproject commit 5eb5afaca763ecc50fcaf7a64ddb9bf0a8639056
diff --git a/dummy-service b/dummy-service
index 931a5b26d79ce4bfa692379f2bae01d9aef3d298..51ee7a247cf873906aec6e857aafb0379729937b 160000
--- a/dummy-service
+++ b/dummy-service
@@ -1 +1 @@
-Subproject commit 931a5b26d79ce4bfa692379f2bae01d9aef3d298
+Subproject commit 51ee7a247cf873906aec6e857aafb0379729937b
diff --git a/eureka-server b/eureka-server
index 8992c8c51bc878ae9c4703b7e1646887f7aee86f..5d5a74ffddf63eca3325065942f2e90ef5dbe4db 160000
--- a/eureka-server
+++ b/eureka-server
@@ -1 +1 @@
-Subproject commit 8992c8c51bc878ae9c4703b7e1646887f7aee86f
+Subproject commit 5d5a74ffddf63eca3325065942f2e90ef5dbe4db