diff --git a/src/main/resources/application.conf b/src/main/resources/application.conf
index e5687fd..ff53936 100644
--- a/src/main/resources/application.conf
+++ b/src/main/resources/application.conf
@@ -7,9 +7,6 @@ authorization-server {
   jwt-queue-url = ${JWT_QUEUE_URL}
   jwt-fallback-bucket = ${JWT_FALLBACK_BUCKET}
 
-  signer-max-connections = 1024
-  signer-max-connections = ${?KMS_MAX_CONCURRENCY}
-
   generated-jwt {
     issuer = ${GENERATED_JWT_ISSUER}
     m2m-audience = ${GENERATED_M2M_JWT_AUDIENCE}
@@ -86,6 +83,12 @@ services {
 
 interop-commons {
   isInternetFacing = true
+
+  kms {
+    max-concurrency = 1024
+    max-concurrency = ${?KMS_MAX_CONCURRENCY}
+  }
+
   jwt {
     public-keys {
       urls = ${WELL_KNOWN_URLS}
diff --git a/src/main/scala/it/pagopa/interop/authorizationserver/common/ApplicationConfiguration.scala b/src/main/scala/it/pagopa/interop/authorizationserver/common/ApplicationConfiguration.scala
index 225a698..5caa1a8 100644
--- a/src/main/scala/it/pagopa/interop/authorizationserver/common/ApplicationConfiguration.scala
+++ b/src/main/scala/it/pagopa/interop/authorizationserver/common/ApplicationConfiguration.scala
@@ -20,8 +20,6 @@ object ApplicationConfiguration {
   val generatedM2mJwtDuration: Int         =
     config.getInt("authorization-server.generated-jwt.m2m-duration-seconds")
 
-  val signerMaxConnections: Int = config.getInt("authorization-server.signer-max-connections")
-
   val clientAssertionAudience: Set[String] =
     config.getString("authorization-server.client-assertion-audience").split(",").toSet.filter(_.nonEmpty)
 
diff --git a/src/test/resources/application-test.conf b/src/test/resources/application-test.conf
index 670fe95..4d9adf8 100644
--- a/src/test/resources/application-test.conf
+++ b/src/test/resources/application-test.conf
@@ -18,7 +18,6 @@ authorization-server {
   }
 
   client-assertion-audience = "client-assertion.audience" # Currently ignored, hardcoded in tests
-  signer-max-connections = 1024
 
   rate-limiter {
     limiter-group = "AUTHSERVER"
@@ -36,6 +35,11 @@ services {
 }
 
 interop-commons {
+
+  kms {
+    max-concurrency = 1024
+  }
+
   jwt {
     public-keys {
       urls = "yadayada"