diff --git a/pom.xml b/pom.xml
index e820f73..d4b9700 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,7 +15,7 @@
         <maven.compiler.target>1.6</maven.compiler.target>
 
         <!-- version of solr -->
-        <solr.version>4.6.1</solr.version>
+        <solr.version>8.8.2</solr.version>
         <slf4j.version>1.7.5</slf4j.version>
         <logback.version>1.0.13</logback.version>