diff --git a/src/main/java/org/codehaus/mojo/exec/ExecMojo.java b/src/main/java/org/codehaus/mojo/exec/ExecMojo.java
index 7bc45514..76450313 100644
--- a/src/main/java/org/codehaus/mojo/exec/ExecMojo.java
+++ b/src/main/java/org/codehaus/mojo/exec/ExecMojo.java
@@ -38,6 +38,7 @@
 import java.util.Properties;
 import java.util.Set;
 import java.util.TreeSet;
+import java.util.function.Consumer;
 import java.util.jar.JarEntry;
 import java.util.jar.JarOutputStream;
 import java.util.jar.Manifest;
@@ -434,7 +435,7 @@ else if (useMavenLogger)
                     getLog().debug("Will redirect program output to Maven logger");
                     final String parentThreadName = Thread.currentThread().getName();
                     final String logSuffix = "[" + parentThreadName + "] ";
-                    Invokable<String> mavenOutRedirect = new Invokable<String>()
+                    Consumer<String> mavenOutRedirect = new Consumer<String>()
                     {
 
                         @Override
@@ -450,7 +451,7 @@ public void accept(String logMessage)
                             }
                         }
                     };
-                    Invokable<String> mavenErrRedirect = new Invokable<String>()
+                    Consumer<String> mavenErrRedirect = new Consumer<String>()
                     {
 
                         @Override
diff --git a/src/main/java/org/codehaus/mojo/exec/Invokable.java b/src/main/java/org/codehaus/mojo/exec/Invokable.java
deleted file mode 100644
index 466fd4b2..00000000
--- a/src/main/java/org/codehaus/mojo/exec/Invokable.java
+++ /dev/null
@@ -1,37 +0,0 @@
-package org.codehaus.mojo.exec;
-
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-/**
- * A simple Java 7 pseudo-class based on the Java 8 {@code Consumer} class. Can and should be
- * deleted once this project moves to a minimum execution environment of Java 8+.
- *
- * @param <T> - The type of object that will be acted upon.
- * @since 3.0.0
- */
-interface Invokable<T> {
-
-    /**
-     * Takes some object and acts upon it.
-     * 
-     * @param object - The object that will be taken
-     */
-    void accept(T object);
-}
diff --git a/src/main/java/org/codehaus/mojo/exec/LineRedirectOutputStream.java b/src/main/java/org/codehaus/mojo/exec/LineRedirectOutputStream.java
index 4cfc52f3..60cd2fba 100644
--- a/src/main/java/org/codehaus/mojo/exec/LineRedirectOutputStream.java
+++ b/src/main/java/org/codehaus/mojo/exec/LineRedirectOutputStream.java
@@ -20,10 +20,11 @@
  */
 
 import java.io.OutputStream;
+import java.util.function.Consumer;
 
 /**
  * An output stream that captures one line of output at a time, and then
- * redirects that line to some {@link Invokable} to act upon as it pleases. This
+ * redirects that line to some {@link Consumer} to act upon as it pleases. This
  * class is not thread safe and expects to have only one active writer consuming
  * it at any given time.
  * 
@@ -32,9 +33,9 @@
 class LineRedirectOutputStream extends OutputStream {
 
     private StringBuilder currentLine = new StringBuilder();
-    private final Invokable<String> linePrinter;
+    private final Consumer<String> linePrinter;
 
-    public LineRedirectOutputStream(Invokable<String> linePrinter) {
+    public LineRedirectOutputStream(Consumer<String> linePrinter) {
         this.linePrinter = linePrinter;
     }