diff --git a/pom.xml b/pom.xml
index e001f130644e458c22495d5af2e8cf1cd991bc4c..2d734bb7eb5dc806977edf10a70e4343453b9e0f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -60,15 +60,15 @@
 		<utflute.version>0.8.1</utflute.version>
 
 		<!-- Crawler -->
-		<crawler.version>1.4.0</crawler.version>
+		<crawler.version>1.5.0-SNAPSHOT</crawler.version>
 
 		<!-- Suggest -->
-		<suggest.version>5.5.0</suggest.version>
+		<suggest.version>5.5.1-SNAPSHOT</suggest.version>
 
 		<!-- Elasticsearch -->
-		<elasticsearch.version>5.5.1</elasticsearch.version>
+		<elasticsearch.version>5.5.2</elasticsearch.version>
 		<elasticsearch.min.version>5.3.0</elasticsearch.min.version>
-		<cluster.runner.version>5.5.1.0</cluster.runner.version>
+		<cluster.runner.version>5.5.2.0</cluster.runner.version>
 
 		<!-- Tomcat -->
 		<tomcat.version>8.5.20</tomcat.version>