diff --git a/components/formats-gpl/pom.xml b/components/formats-gpl/pom.xml
index baa8401d9cb..89468428974 100644
--- a/components/formats-gpl/pom.xml
+++ b/components/formats-gpl/pom.xml
@@ -66,7 +66,7 @@
     <dependency>
       <groupId>edu.ucar</groupId>
       <artifactId>cdm-core</artifactId>
-      <version>5.3.3</version>
+      <version>5.6.0</version>
       <exclusions>
         <exclusion>
           <groupId>com.amazonaws</groupId>