diff --git a/pom.xml b/pom.xml
index 0116eb7..2d802e9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -41,32 +41,16 @@
     <url>http://github.com/samskivert/jmustache</url>
   </scm>
 
-  <!-- we only uncomment this when checking for plugin updates, due to Maven inanity
   <prerequisites>
-    <maven>3.3.0</maven>
+    <maven>3.9.2</maven>
   </prerequisites>
-  -->
 
   <properties>
-    <source.level>1.8</source.level>
+    <source.level>1.9</source.level>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <gwt.version>2.8.2</gwt.version>
-    <gwt.maven.version>2.8.2</gwt.maven.version>
   </properties>
 
   <dependencies>
-    <dependency>
-      <groupId>com.google.gwt</groupId>
-      <artifactId>gwt-dev</artifactId>
-      <version>${gwt.version}</version>
-      <scope>test</scope>
-    </dependency>
-    <dependency>
-      <groupId>com.google.gwt</groupId>
-      <artifactId>gwt-user</artifactId>
-      <version>${gwt.version}</version>
-      <scope>test</scope>
-    </dependency>
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
@@ -82,20 +66,6 @@
   </dependencies>
 
   <build>
-    <resources>
-      <!-- include the source files in our main jar for use by GWT -->
-      <resource>
-        <directory>${project.build.sourceDirectory}</directory>
-        <excludes>
-          <exclude>com/samskivert/mustache/DefaultCollector.java</exclude>
-        </excludes>
-      </resource>
-      <!-- also include the GWT-specific sources -->
-      <resource>
-        <directory>src/main/gwt</directory>
-      </resource>
-    </resources>
-
     <plugins>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
@@ -104,8 +74,6 @@
         <configuration>
           <source>${source.level}</source>
           <target>${source.level}</target>
-          <testSource>1.8</testSource>
-          <testTarget>1.8</testTarget>
           <fork>true</fork>
           <showDeprecation>true</showDeprecation>
           <showWarnings>true</showWarnings>
@@ -145,7 +113,7 @@
       <plugin>
         <groupId>org.apache.felix</groupId>
         <artifactId>maven-bundle-plugin</artifactId>
-        <version>4.2.0</version>
+        <version>5.1.1</version>
         <extensions>true</extensions>
         <configuration>
           <instructions>
@@ -157,22 +125,6 @@
         </configuration>
       </plugin>
 
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>gwt-maven-plugin</artifactId>
-        <version>${gwt.maven.version}</version>
-        <executions>
-          <execution>
-            <goals>
-              <goal>test</goal>
-            </goals>
-          </execution>
-        </executions>
-        <configuration>
-          <mode>htmlunit</mode>
-        </configuration>
-      </plugin>
-
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-resources-plugin</artifactId>
diff --git a/src/test/java/com/samskivert/mustache/GwtTestMustache.java b/src/test/java/com/samskivert/mustache/GwtTestMustache.java
deleted file mode 100644
index 3d913ac..0000000
--- a/src/test/java/com/samskivert/mustache/GwtTestMustache.java
+++ /dev/null
@@ -1,23 +0,0 @@
-//
-// JMustache - A Java implementation of the Mustache templating language
-// http://github.com/samskivert/jmustache/blob/master/LICENSE
-
-package com.samskivert.mustache;
-
-import java.util.HashMap;
-import java.util.Map;
-
-import com.google.gwt.junit.client.GWTTestCase;
-
-import org.junit.*;
-import static org.junit.Assert.*;
-
-/**
- * Tests basic Mustache operation in GWT.
- */
-public class GwtTestMustache extends SharedTests
-{
-    public String getModuleName () {
-        return "com.samskivert.Mustache";
-    }
-}
diff --git a/src/test/java/com/samskivert/mustache/SharedTests.java b/src/test/java/com/samskivert/mustache/SharedTests.java
index 0ce962c..a5d1a8b 100644
--- a/src/test/java/com/samskivert/mustache/SharedTests.java
+++ b/src/test/java/com/samskivert/mustache/SharedTests.java
@@ -10,21 +10,16 @@ import java.io.StringReader;
 import java.io.Writer;
 import java.util.*;
 
-import com.google.gwt.junit.client.GWTTestCase;
-
 import org.junit.Test;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
 /**
- * Unit tests that can be shared between GWT and the JVM. Put GWT-only tests in
- * {@code GwtTestMustache.java} and JVM-only tests in {@code MustacheTest.java}.
+ * Vestige from when JMustache supported both GWT and JVM.
  */
-public abstract class SharedTests extends GWTTestCase
+public abstract class SharedTests
 {
-    @Override public String getModuleName () { return null; }
-
     @Test public void testSimpleVariable () {
         test("bar", "{{foo}}", context("foo", "bar"));
     }