diff --git a/apis/docker/pom.xml b/apis/docker/pom.xml
index 1976b7dd36..ff7c6d260e 100644
--- a/apis/docker/pom.xml
+++ b/apis/docker/pom.xml
@@ -64,6 +64,7 @@
       <groupId>com.google.auto.service</groupId>
       <artifactId>auto-service</artifactId>
       <scope>provided</scope>
+      <optional>true</optional>
     </dependency>
     <dependency>
       <groupId>com.google.auto.value</groupId>
diff --git a/apis/rackspace-cloudfiles/pom.xml b/apis/rackspace-cloudfiles/pom.xml
index aef8d92080..81361407e0 100644
--- a/apis/rackspace-cloudfiles/pom.xml
+++ b/apis/rackspace-cloudfiles/pom.xml
@@ -120,6 +120,7 @@
       <groupId>com.google.auto.service</groupId>
       <artifactId>auto-service</artifactId>
       <scope>provided</scope>
+      <optional>true</optional>
     </dependency>
   </dependencies>
 
diff --git a/providers/digitalocean2/pom.xml b/providers/digitalocean2/pom.xml
index b477e8ea82..fc81952e26 100644
--- a/providers/digitalocean2/pom.xml
+++ b/providers/digitalocean2/pom.xml
@@ -124,6 +124,7 @@
       <groupId>com.google.auto.service</groupId>
       <artifactId>auto-service</artifactId>
       <scope>provided</scope>
+      <optional>true</optional>
     </dependency>
   </dependencies>
   <profiles>
diff --git a/providers/google-cloud-storage/pom.xml b/providers/google-cloud-storage/pom.xml
index f452e28ab5..ec2eb81e92 100644
--- a/providers/google-cloud-storage/pom.xml
+++ b/providers/google-cloud-storage/pom.xml
@@ -80,6 +80,7 @@
             <groupId>com.google.auto.service</groupId>
             <artifactId>auto-service</artifactId>
             <scope>provided</scope>
+            <optional>true</optional>
         </dependency>
         <dependency>
             <groupId>com.google.auto.value</groupId>
diff --git a/providers/google-compute-engine/pom.xml b/providers/google-compute-engine/pom.xml
index a565fc52fa..e5d126ca0d 100644
--- a/providers/google-compute-engine/pom.xml
+++ b/providers/google-compute-engine/pom.xml
@@ -91,6 +91,7 @@
             <groupId>com.google.auto.service</groupId>
             <artifactId>auto-service</artifactId>
             <scope>provided</scope>
+            <optional>true</optional>
         </dependency>
         <dependency>
             <groupId>com.google.auto.value</groupId>
diff --git a/providers/packet/pom.xml b/providers/packet/pom.xml
index 94e80f2889..7364fe8a91 100644
--- a/providers/packet/pom.xml
+++ b/providers/packet/pom.xml
@@ -50,6 +50,7 @@
             <groupId>com.google.auto.service</groupId>
             <artifactId>auto-service</artifactId>
             <scope>provided</scope>
+            <optional>true</optional>
         </dependency>
         <dependency>
             <groupId>com.google.auto.value</groupId>
diff --git a/providers/profitbricks/pom.xml b/providers/profitbricks/pom.xml
index af7ad56da0..5b3aba62ba 100644
--- a/providers/profitbricks/pom.xml
+++ b/providers/profitbricks/pom.xml
@@ -60,6 +60,7 @@
             <groupId>com.google.auto.service</groupId>
             <artifactId>auto-service</artifactId>
             <scope>provided</scope>
+            <optional>true</optional>
         </dependency>
         <dependency>
             <groupId>com.google.auto.value</groupId>
diff --git a/providers/rackspace-cloudfiles-uk/pom.xml b/providers/rackspace-cloudfiles-uk/pom.xml
index c862dc0191..ba1e609e1f 100644
--- a/providers/rackspace-cloudfiles-uk/pom.xml
+++ b/providers/rackspace-cloudfiles-uk/pom.xml
@@ -120,6 +120,7 @@
       <groupId>com.google.auto.service</groupId>
       <artifactId>auto-service</artifactId>
       <scope>provided</scope>
+      <optional>true</optional>
     </dependency>
   </dependencies>
 
diff --git a/providers/rackspace-cloudfiles-us/pom.xml b/providers/rackspace-cloudfiles-us/pom.xml
index eb52786a7d..a000a7dae5 100644
--- a/providers/rackspace-cloudfiles-us/pom.xml
+++ b/providers/rackspace-cloudfiles-us/pom.xml
@@ -120,6 +120,7 @@
       <groupId>com.google.auto.service</groupId>
       <artifactId>auto-service</artifactId>
       <scope>provided</scope>
+      <optional>true</optional>
     </dependency>
   </dependencies>