diff --git a/datasketches-memory-java11/pom.xml b/datasketches-memory-java11/pom.xml
index 7c383d7..b37e4c7 100644
--- a/datasketches-memory-java11/pom.xml
+++ b/datasketches-memory-java11/pom.xml
@@ -78,6 +78,8 @@
                     <plugin>
                         <groupId>org.codehaus.mojo</groupId>
                         <artifactId>exec-maven-plugin</artifactId>
+                        <!-- The trailing comment on the line below ignores an eclipse warning. The version is required for dependency updates. -->
+                        <version>${maven-exec-plugin.version}</version><!--$NO-MVN-MAN-VER$-->
                         <executions>
                             <execution>
                                 <id>package-mr-jar</id>
diff --git a/datasketches-memory-java8/pom.xml b/datasketches-memory-java8/pom.xml
index a740294..06d62be 100644
--- a/datasketches-memory-java8/pom.xml
+++ b/datasketches-memory-java8/pom.xml
@@ -67,6 +67,7 @@
         <plugin>
           <groupId>org.jacoco</groupId>
           <artifactId>jacoco-maven-plugin</artifactId>
+          <version>${jacoco-maven-plugin.version}</version>
           <executions>
             <execution>
               <id>report</id>