diff --git a/dev-tools/eclipse/dot.classpath b/dev-tools/eclipse/dot.classpath
index f8deb2d..7ce58c5 100644
--- a/dev-tools/eclipse/dot.classpath
+++ b/dev-tools/eclipse/dot.classpath
@@ -168,7 +168,7 @@
   <classpathentry kind="lib" path="solr/contrib/velocity/lib/commons-beanutils-1.7.0.jar"/>
   <classpathentry kind="lib" path="solr/contrib/velocity/lib/commons-collections-3.2.1.jar"/>
   <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
-  <classpathentry kind="lib" path="lucene/test-framework/lib/randomizedtesting-runner-2.0.1.jar"/>
+  <classpathentry kind="lib" path="lucene/test-framework/lib/randomizedtesting-runner-2.0.2.jar"/>
   <classpathentry kind="lib" path="solr/contrib/extraction/lib/apache-mime4j-core-0.7.2.jar"/>
   <classpathentry kind="lib" path="solr/contrib/extraction/lib/apache-mime4j-dom-0.7.2.jar"/>
   <classpathentry kind="lib" path="solr/contrib/extraction/lib/fontbox-1.7.0.jar"/>
diff --git a/dev-tools/idea/.idea/libraries/JUnit.xml b/dev-tools/idea/.idea/libraries/JUnit.xml
index 249ea7f..a8d30f6 100644
--- a/dev-tools/idea/.idea/libraries/JUnit.xml
+++ b/dev-tools/idea/.idea/libraries/JUnit.xml
@@ -2,7 +2,7 @@
   <library name="JUnit">
     <CLASSES>
       <root url="jar://$PROJECT_DIR$/lucene/test-framework/lib/junit-4.10.jar!/" />
-      <root url="jar://$PROJECT_DIR$/lucene/test-framework/lib/randomizedtesting-runner-2.0.1.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lucene/test-framework/lib/randomizedtesting-runner-2.0.2.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES />
diff --git a/dev-tools/maven/pom.xml.template b/dev-tools/maven/pom.xml.template
index 868befe..c44e9b7 100644
--- a/dev-tools/maven/pom.xml.template
+++ b/dev-tools/maven/pom.xml.template
@@ -434,7 +434,7 @@
       <dependency>
         <groupId>com.carrotsearch.randomizedtesting</groupId>
         <artifactId>randomizedtesting-runner</artifactId>
-        <version>2.0.1</version>
+        <version>2.0.2</version>
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index 1d4c706..bfa538c 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -42,6 +42,13 @@ Optimizations
 * LUCENE-4443: BlockPostingsFormat no longer writes unnecessary offsets 
   into the skipdata. You need to reindex any indexes created with
   this experimental codec.  (Robert Muir)
+
+Build
+
+* LUCENE-4451: Memory leak per unique thread caused by 
+  RandomizedContext.contexts static map. Upgrade randomized testing
+  to version 2.0.2 (Mike McCandless, Dawid Weiss)
+
   
 ======================= Lucene 4.0.0 =======================
 
diff --git a/lucene/codecs/src/test/org/apache/lucene/codecs/memory/TestDirectPostingsFormat.java b/lucene/codecs/src/test/org/apache/lucene/codecs/memory/TestDirectPostingsFormat.java
index 9e94b95..40faaa7 100644
--- a/lucene/codecs/src/test/org/apache/lucene/codecs/memory/TestDirectPostingsFormat.java
+++ b/lucene/codecs/src/test/org/apache/lucene/codecs/memory/TestDirectPostingsFormat.java
@@ -26,7 +26,7 @@ import org.junit.Ignore;
 /**
  * Tests DirectPostingsFormat
  */
-@Ignore("Put this test back once we fix OOMEs")
+//@Ignore("Put this test back once we fix OOMEs")
 public class TestDirectPostingsFormat extends BasePostingsFormatTestCase {
   // TODO: randomize parameters
   private final PostingsFormat postings = new DirectPostingsFormat();
diff --git a/lucene/licenses/junit4-ant-2.0.1.jar.sha1 b/lucene/licenses/junit4-ant-2.0.1.jar.sha1
deleted file mode 100644
index 9cce42a..0000000
--- a/lucene/licenses/junit4-ant-2.0.1.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-992e7c9cc39dc19436b1788590c0ad7b5c156f81
diff --git a/lucene/licenses/junit4-ant-2.0.2.jar.sha1 b/lucene/licenses/junit4-ant-2.0.2.jar.sha1
new file mode 100644
index 0000000..779698d
--- /dev/null
+++ b/lucene/licenses/junit4-ant-2.0.2.jar.sha1
@@ -0,0 +1 @@
+efe29720d85e5fa63216d18a205c798784bc62c8
diff --git a/lucene/licenses/randomizedtesting-runner-2.0.1.jar.sha1 b/lucene/licenses/randomizedtesting-runner-2.0.1.jar.sha1
deleted file mode 100644
index 81860a9..0000000
--- a/lucene/licenses/randomizedtesting-runner-2.0.1.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-dbd210438bf1da082149c9f50e275c382b478b1f
diff --git a/lucene/licenses/randomizedtesting-runner-2.0.2.jar.sha1 b/lucene/licenses/randomizedtesting-runner-2.0.2.jar.sha1
new file mode 100644
index 0000000..e19551d
--- /dev/null
+++ b/lucene/licenses/randomizedtesting-runner-2.0.2.jar.sha1
@@ -0,0 +1 @@
+4bd9b7e944ccd65fdec007c2e88c688f812c2b70
diff --git a/lucene/test-framework/ivy.xml b/lucene/test-framework/ivy.xml
index a50b5da..13034a6 100644
--- a/lucene/test-framework/ivy.xml
+++ b/lucene/test-framework/ivy.xml
@@ -32,8 +32,8 @@
       <dependency org="org.apache.ant" name="ant" rev="1.8.2" transitive="false" />
 
       <dependency org="junit" name="junit" rev="4.10" transitive="false" conf="default->*;junit4-stdalone->*" />
-      <dependency org="com.carrotsearch.randomizedtesting" name="junit4-ant" rev="2.0.1" transitive="false" conf="default->*;junit4-stdalone->*" />
-      <dependency org="com.carrotsearch.randomizedtesting" name="randomizedtesting-runner" rev="2.0.1" transitive="false" conf="default->*;junit4-stdalone->*" />
+      <dependency org="com.carrotsearch.randomizedtesting" name="junit4-ant" rev="2.0.2" transitive="false" conf="default->*;junit4-stdalone->*" />
+      <dependency org="com.carrotsearch.randomizedtesting" name="randomizedtesting-runner" rev="2.0.2" transitive="false" conf="default->*;junit4-stdalone->*" />
 
       <exclude org="*" ext="*" matcher="regexp" type="${ivy.exclude.types}"/> 
     </dependencies>
diff --git a/lucene/test-framework/src/java/org/apache/lucene/index/BasePostingsFormatTestCase.java b/lucene/test-framework/src/java/org/apache/lucene/index/BasePostingsFormatTestCase.java
index 9c6551c..5dfb032 100644
--- a/lucene/test-framework/src/java/org/apache/lucene/index/BasePostingsFormatTestCase.java
+++ b/lucene/test-framework/src/java/org/apache/lucene/index/BasePostingsFormatTestCase.java
@@ -826,8 +826,8 @@ public abstract class BasePostingsFormatTestCase extends LuceneTestCase {
           throw new RuntimeException(t);
         }
       } finally {
-        fieldsSource = null;
-        testCase = null;
+        //fieldsSource = null;
+        //testCase = null;
       }
     }
   }
diff --git a/solr/licenses/junit4-ant-2.0.1.jar.sha1 b/solr/licenses/junit4-ant-2.0.1.jar.sha1
deleted file mode 100644
index 9cce42a..0000000
--- a/solr/licenses/junit4-ant-2.0.1.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-992e7c9cc39dc19436b1788590c0ad7b5c156f81
diff --git a/solr/licenses/junit4-ant-2.0.2.jar.sha1 b/solr/licenses/junit4-ant-2.0.2.jar.sha1
new file mode 100644
index 0000000..779698d
--- /dev/null
+++ b/solr/licenses/junit4-ant-2.0.2.jar.sha1
@@ -0,0 +1 @@
+efe29720d85e5fa63216d18a205c798784bc62c8
diff --git a/solr/licenses/randomizedtesting-runner-2.0.1.jar.sha1 b/solr/licenses/randomizedtesting-runner-2.0.1.jar.sha1
deleted file mode 100644
index 81860a9..0000000
--- a/solr/licenses/randomizedtesting-runner-2.0.1.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-dbd210438bf1da082149c9f50e275c382b478b1f
diff --git a/solr/licenses/randomizedtesting-runner-2.0.2.jar.sha1 b/solr/licenses/randomizedtesting-runner-2.0.2.jar.sha1
new file mode 100644
index 0000000..e19551d
--- /dev/null
+++ b/solr/licenses/randomizedtesting-runner-2.0.2.jar.sha1
@@ -0,0 +1 @@
+4bd9b7e944ccd65fdec007c2e88c688f812c2b70
diff --git a/solr/test-framework/ivy.xml b/solr/test-framework/ivy.xml
index b4449a1..ef2540f 100644
--- a/solr/test-framework/ivy.xml
+++ b/solr/test-framework/ivy.xml
@@ -32,8 +32,8 @@
       <dependency org="org.apache.ant" name="ant" rev="1.8.2" transitive="false" />
 
       <dependency org="junit" name="junit" rev="4.10" transitive="false" conf="default->*;junit4-stdalone->*" />
-      <dependency org="com.carrotsearch.randomizedtesting" name="junit4-ant" rev="2.0.1" transitive="false" conf="default->*;junit4-stdalone->*" />
-      <dependency org="com.carrotsearch.randomizedtesting" name="randomizedtesting-runner" rev="2.0.1" transitive="false" conf="default->*;junit4-stdalone->*" />
+      <dependency org="com.carrotsearch.randomizedtesting" name="junit4-ant" rev="2.0.2" transitive="false" conf="default->*;junit4-stdalone->*" />
+      <dependency org="com.carrotsearch.randomizedtesting" name="randomizedtesting-runner" rev="2.0.2" transitive="false" conf="default->*;junit4-stdalone->*" />
 
       <exclude org="*" ext="*" matcher="regexp" type="${ivy.exclude.types}"/> 
     </dependencies>