diff --git a/asciidoctor-gem-installer.pom b/asciidoctor-gem-installer.pom
index f0b0a2bd..4d284cf8 100644
--- a/asciidoctor-gem-installer.pom
+++ b/asciidoctor-gem-installer.pom
@@ -29,7 +29,7 @@
             <plugin>
                 <groupId>de.saumya.mojo</groupId>
                 <artifactId>gem-maven-plugin</artifactId>
-                <version>1.1.5</version>
+                <version>1.1.7</version>
                 <extensions>true</extensions>
             </plugin>
         </plugins>
diff --git a/asciidoctor-pdf-gem-installer.pom b/asciidoctor-pdf-gem-installer.pom
index d9f81b54..43dead84 100644
--- a/asciidoctor-pdf-gem-installer.pom
+++ b/asciidoctor-pdf-gem-installer.pom
@@ -15,12 +15,6 @@
             <url>http://rubygems-proxy.torquebox.org/releases</url>
         </repository>
     </repositories>
-    <pluginRepositories>
-        <pluginRepository>
-            <id>rubygems-releases</id>
-            <url>http://rubygems-proxy.torquebox.org/releases</url>
-        </pluginRepository>
-    </pluginRepositories>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
@@ -29,7 +23,7 @@
             <plugin>
                 <groupId>de.saumya.mojo</groupId>
                 <artifactId>gem-maven-plugin</artifactId>
-                <version>1.0.6</version>
+                <version>1.1.7-</version>
                 <extensions>true</extensions>
             </plugin>
         </plugins>