diff --git a/pom.xml b/pom.xml
index fae4666..b4ea1e6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -30,12 +30,12 @@
         <javaxmail.version>1.6.2</javaxmail.version>
         <serverlet.version>4.0.1</serverlet.version>
         <jaxrs.api.version>2.1.1</jaxrs.api.version>
-        <jaxrs.ri.version>2.32</jaxrs.ri.version>
+        <jaxrs.ri.version>2.34</jaxrs.ri.version>
         <jaxb.api.version>2.4.0-b180830.0359</jaxb.api.version>
-        <jaxws.version>2.3.3</jaxws.version>
+        <jaxws.version>2.3.4</jaxws.version>
         <jaxp.version>1.4.2</jaxp.version>
         <tyrus.version>1.17</tyrus.version>
-        <grizzly.version>2.3.25</grizzly.version>
+        <grizzly.version>2.3.35</grizzly.version>
         <websocket.version>1.1</websocket.version>
         <sax.version>2.0.1</sax.version>
         <csv.version>1.8</csv.version>