diff --git a/core/pom.xml b/core/pom.xml
index 8952d644ba..460614d921 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -111,7 +111,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>r07</version>
+            <version>r08</version>
         </dependency>
         <dependency>
             <groupId>com.google.code.findbugs</groupId>
diff --git a/core/src/main/java/org/jclouds/rest/binders/BindAsHostPrefix.java b/core/src/main/java/org/jclouds/rest/binders/BindAsHostPrefix.java
index ed3d80c1a8..5886a3a929 100644
--- a/core/src/main/java/org/jclouds/rest/binders/BindAsHostPrefix.java
+++ b/core/src/main/java/org/jclouds/rest/binders/BindAsHostPrefix.java
@@ -21,7 +21,8 @@ package org.jclouds.rest.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.net.InternetDomainName.isValid;
+import static com.google.common.net.InternetDomainName.fromLenient;
+import static com.google.common.net.InternetDomainName.isValidLenient;
 
 import javax.inject.Inject;
 import javax.inject.Provider;
@@ -51,9 +52,9 @@ public class BindAsHostPrefix implements Binder {
    @SuppressWarnings("unchecked")
    public <R extends HttpRequest> R bindToRequest(R request, Object payload) {
       checkNotNull(payload, "hostprefix");
-      checkArgument(isValid(request.getEndpoint().getHost()), "this is only valid for hostnames: " + request);
+      checkArgument(isValidLenient(request.getEndpoint().getHost()), "this is only valid for hostnames: " + request);
       UriBuilder builder = uriBuilderProvider.get().uri(request.getEndpoint());
-      InternetDomainName name = InternetDomainName.from(request.getEndpoint().getHost()).child(payload.toString());
+      InternetDomainName name = fromLenient(request.getEndpoint().getHost()).child(payload.toString());
       builder.host(name.name());
       return (R) request.toBuilder().endpoint(builder.build()).build();
    }