diff --git a/build.gradle b/build.gradle
index 8fc24c4..b831286 100644
--- a/build.gradle
+++ b/build.gradle
@@ -41,16 +41,16 @@ dependencies {
     /* Needed for discovering brokers and all kinds of other things in
      * Zookeeeper
      */
-    compile 'org.apache.curator:curator-framework:2.7.+'
-    compile 'org.apache.commons:commons-pool2:2.2+'
+    compile 'org.apache.curator:curator-framework:[2.7.1,2.8)'
+    compile 'org.apache.commons:commons-pool2:[2.2,3.0)'
 
-    compile 'org.apache.kafka:kafka_2.10:0.8.1.1+'
+    compile 'org.apache.kafka:kafka_2.11:0.8.2.1'
     // Forcing us up to ZK 3.5 to prevent wacky classpath errors when mixing
     // and matching dependencies
-    compile 'org.apache.zookeeper:zookeeper:3.5.+'
+    compile 'org.apache.zookeeper:zookeeper:3.5.1-alpha'
 
     testCompile 'org.spockframework:spock-core:1.0-groovy-2.4'
-    testCompile 'cglib:cglib-nodep:2.2.+'
+    testCompile 'cglib:cglib-nodep:[2.2.2,2.3)'
 }
 ////////////////////////////////////////////////////////////////////////////////