diff --git a/.classpath b/.classpath
index 2b87c9059..0c5334e26 100644
--- a/.classpath
+++ b/.classpath
@@ -65,23 +65,23 @@
 	<classpathentry kind="lib" path="lib/woodstox-core-asl-4.4.1.jar"/>
 	<classpathentry kind="lib" path="lib/apache-mime4j-0.6.jar"/>
 	<classpathentry kind="lib" path="lib/commons-math3-3.4.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-analyzers-common-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-analyzers-phonetic-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-backward-codecs-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-classification-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-codecs-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-core-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-grouping-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-highlighter-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-join-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-memory-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-misc-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-queries-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-queryparser-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-spatial-extras-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/lucene-suggest-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/solr-core-6.6.1.jar"/>
-	<classpathentry kind="lib" path="lib/solr-solrj-6.6.1.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-analyzers-common-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-analyzers-phonetic-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-backward-codecs-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-classification-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-codecs-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-core-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-grouping-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-highlighter-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-join-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-memory-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-misc-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-queries-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-queryparser-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-spatial-extras-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/lucene-suggest-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/solr-core-6.6.2.jar"/>
+	<classpathentry kind="lib" path="lib/solr-solrj-6.6.2.jar"/>
 	<classpathentry kind="lib" path="lib/zookeeper-3.4.10.jar"/>
 	<classpathentry kind="lib" path="lib/metrics-core-3.2.2.jar"/>
 	<classpathentry kind="lib" path="lib/spatial4j-0.6.jar"/>
diff --git a/build.xml b/build.xml
index 15355c7c2..09aed2703 100644
--- a/build.xml
+++ b/build.xml
@@ -225,21 +225,21 @@
         <pathelement location="${lib}/jwat-gzip-1.1.0.jar" />
         <pathelement location="${lib}/jwat-warc-1.1.0.jar" />
     	<pathelement location="${lib}/log4j-over-slf4j-1.7.24.jar" />
-    	<pathelement location="${lib}/lucene-analyzers-common-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-analyzers-phonetic-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-backward-codecs-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-classification-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-codecs-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-core-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-grouping-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-highlighter-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-join-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-memory-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-misc-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-queries-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-queryparser-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-spatial-extras-6.6.1.jar" />
-    	<pathelement location="${lib}/lucene-suggest-6.6.1.jar" />
+    	<pathelement location="${lib}/lucene-analyzers-common-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-analyzers-phonetic-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-backward-codecs-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-classification-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-codecs-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-core-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-grouping-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-highlighter-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-join-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-memory-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-misc-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-queries-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-queryparser-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-spatial-extras-6.6.2.jar" />
+    	<pathelement location="${lib}/lucene-suggest-6.6.2.jar" />
     	<pathelement location="${lib}/metadata-extractor-2.10.1.jar" />
     	<pathelement location="${lib}/metrics-core-3.2.2.jar" />
     	<pathelement location="${lib}/noggit-0.6.jar" />
@@ -250,8 +250,8 @@
     	<pathelement location="${lib}/poi-scratchpad-3.16.jar" />
         <pathelement location="${lib}/slf4j-api-1.7.24.jar" />
         <pathelement location="${lib}/slf4j-jdk14-1.7.24.jar" />
-        <pathelement location="${lib}/solr-core-6.6.1.jar" />
-        <pathelement location="${lib}/solr-solrj-6.6.1.jar" />
+        <pathelement location="${lib}/solr-core-6.6.2.jar" />
+        <pathelement location="${lib}/solr-solrj-6.6.2.jar" />
     	<pathelement location="${lib}/spatial4j-0.6.jar" />
         <pathelement location="${lib}/stax2-api_3.1.4.jar" />        
     	<pathelement location="${lib}/weupnp-0.1.4.jar" />
diff --git a/lib/lucene-analyzers-common-6.6.1.jar b/lib/lucene-analyzers-common-6.6.2.jar
similarity index 94%
rename from lib/lucene-analyzers-common-6.6.1.jar
rename to lib/lucene-analyzers-common-6.6.2.jar
index e43d796f5..0ff443f77 100644
Binary files a/lib/lucene-analyzers-common-6.6.1.jar and b/lib/lucene-analyzers-common-6.6.2.jar differ
diff --git a/lib/lucene-analyzers-phonetic-6.6.1.jar b/lib/lucene-analyzers-phonetic-6.6.2.jar
similarity index 89%
rename from lib/lucene-analyzers-phonetic-6.6.1.jar
rename to lib/lucene-analyzers-phonetic-6.6.2.jar
index d75f8a592..bb119fca2 100644
Binary files a/lib/lucene-analyzers-phonetic-6.6.1.jar and b/lib/lucene-analyzers-phonetic-6.6.2.jar differ
diff --git a/lib/lucene-backward-codecs-6.6.1.jar b/lib/lucene-backward-codecs-6.6.2.jar
similarity index 90%
rename from lib/lucene-backward-codecs-6.6.1.jar
rename to lib/lucene-backward-codecs-6.6.2.jar
index 7275d1fbd..9505a2a02 100644
Binary files a/lib/lucene-backward-codecs-6.6.1.jar and b/lib/lucene-backward-codecs-6.6.2.jar differ
diff --git a/lib/lucene-classification-6.6.1.jar b/lib/lucene-classification-6.6.2.jar
similarity index 93%
rename from lib/lucene-classification-6.6.1.jar
rename to lib/lucene-classification-6.6.2.jar
index 9cda11d23..fe71adc3b 100644
Binary files a/lib/lucene-classification-6.6.1.jar and b/lib/lucene-classification-6.6.2.jar differ
diff --git a/lib/lucene-codecs-6.6.1.jar b/lib/lucene-codecs-6.6.2.jar
similarity index 93%
rename from lib/lucene-codecs-6.6.1.jar
rename to lib/lucene-codecs-6.6.2.jar
index 9af40d306..cd860e423 100644
Binary files a/lib/lucene-codecs-6.6.1.jar and b/lib/lucene-codecs-6.6.2.jar differ
diff --git a/lib/lucene-core-6.6.1.jar b/lib/lucene-core-6.6.2.jar
similarity index 91%
rename from lib/lucene-core-6.6.1.jar
rename to lib/lucene-core-6.6.2.jar
index 9f6882234..3abb7f4f8 100644
Binary files a/lib/lucene-core-6.6.1.jar and b/lib/lucene-core-6.6.2.jar differ
diff --git a/lib/lucene-grouping-6.6.1.jar b/lib/lucene-grouping-6.6.2.jar
similarity index 90%
rename from lib/lucene-grouping-6.6.1.jar
rename to lib/lucene-grouping-6.6.2.jar
index 7616f2e5d..85c16f0ca 100644
Binary files a/lib/lucene-grouping-6.6.1.jar and b/lib/lucene-grouping-6.6.2.jar differ
diff --git a/lib/lucene-highlighter-6.6.1.jar b/lib/lucene-highlighter-6.6.2.jar
similarity index 91%
rename from lib/lucene-highlighter-6.6.1.jar
rename to lib/lucene-highlighter-6.6.2.jar
index 776906e98..adea24d1a 100644
Binary files a/lib/lucene-highlighter-6.6.1.jar and b/lib/lucene-highlighter-6.6.2.jar differ
diff --git a/lib/lucene-join-6.6.1.jar b/lib/lucene-join-6.6.2.jar
similarity index 90%
rename from lib/lucene-join-6.6.1.jar
rename to lib/lucene-join-6.6.2.jar
index b9dc3ff96..4368342fb 100644
Binary files a/lib/lucene-join-6.6.1.jar and b/lib/lucene-join-6.6.2.jar differ
diff --git a/lib/lucene-memory-6.6.1.jar b/lib/lucene-memory-6.6.2.jar
similarity index 91%
rename from lib/lucene-memory-6.6.1.jar
rename to lib/lucene-memory-6.6.2.jar
index d43401e4b..4fea5daa5 100644
Binary files a/lib/lucene-memory-6.6.1.jar and b/lib/lucene-memory-6.6.2.jar differ
diff --git a/lib/lucene-misc-6.6.1.jar b/lib/lucene-misc-6.6.2.jar
similarity index 90%
rename from lib/lucene-misc-6.6.1.jar
rename to lib/lucene-misc-6.6.2.jar
index 728ca8ec5..f38f414b9 100644
Binary files a/lib/lucene-misc-6.6.1.jar and b/lib/lucene-misc-6.6.2.jar differ
diff --git a/lib/lucene-queries-6.6.1.jar b/lib/lucene-queries-6.6.2.jar
similarity index 89%
rename from lib/lucene-queries-6.6.1.jar
rename to lib/lucene-queries-6.6.2.jar
index 8f75af718..91261079a 100644
Binary files a/lib/lucene-queries-6.6.1.jar and b/lib/lucene-queries-6.6.2.jar differ
diff --git a/lib/lucene-queryparser-6.6.1.jar b/lib/lucene-queryparser-6.6.2.jar
similarity index 89%
rename from lib/lucene-queryparser-6.6.1.jar
rename to lib/lucene-queryparser-6.6.2.jar
index 4ce539c92..a188b2a61 100644
Binary files a/lib/lucene-queryparser-6.6.1.jar and b/lib/lucene-queryparser-6.6.2.jar differ
diff --git a/lib/lucene-spatial-extras-6.6.1.jar b/lib/lucene-spatial-extras-6.6.2.jar
similarity index 91%
rename from lib/lucene-spatial-extras-6.6.1.jar
rename to lib/lucene-spatial-extras-6.6.2.jar
index 9f8a0a2ff..b7a093f47 100644
Binary files a/lib/lucene-spatial-extras-6.6.1.jar and b/lib/lucene-spatial-extras-6.6.2.jar differ
diff --git a/lib/lucene-suggest-6.6.1.jar b/lib/lucene-suggest-6.6.2.jar
similarity index 92%
rename from lib/lucene-suggest-6.6.1.jar
rename to lib/lucene-suggest-6.6.2.jar
index f9546b7dc..e9412c398 100644
Binary files a/lib/lucene-suggest-6.6.1.jar and b/lib/lucene-suggest-6.6.2.jar differ
diff --git a/lib/solr-core-6.6.1.jar b/lib/solr-core-6.6.2.jar
similarity index 93%
rename from lib/solr-core-6.6.1.jar
rename to lib/solr-core-6.6.2.jar
index 99bed2ac0..aef9d91f4 100644
Binary files a/lib/solr-core-6.6.1.jar and b/lib/solr-core-6.6.2.jar differ
diff --git a/lib/solr-solrj-6.6.1.jar b/lib/solr-solrj-6.6.2.jar
similarity index 92%
rename from lib/solr-solrj-6.6.1.jar
rename to lib/solr-solrj-6.6.2.jar
index d25714cb0..d19e355af 100644
Binary files a/lib/solr-solrj-6.6.1.jar and b/lib/solr-solrj-6.6.2.jar differ
diff --git a/pom.xml b/pom.xml
index 32564c590..f80759fd7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,7 +34,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <!-- the Solr version used in dependency section for all related dependencies -->
-        <solr.version>6.6.1</solr.version> 
+        <solr.version>6.6.2</solr.version> 
         <!-- the Jetty version used in dependency section for all related dependencies -->
         <jetty.version>9.4.7.v20170914</jetty.version>