diff --git a/doc/groovy/Mime.ipynb b/doc/groovy/Mime.ipynb
index b0aca10e07..a2778b6919 100644
--- a/doc/groovy/Mime.ipynb
+++ b/doc/groovy/Mime.ipynb
@@ -180,14 +180,13 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "%classpath add mvn com.google.guava guava 23.0\n",
+    "import java.nio.file.Files;\n",
+    "import java.nio.file.Paths;\n",
+    "import java.nio.file.Path;\n",
     "\n",
-    "import java.io.File;\n",
-    "import com.google.common.io.ByteStreams;\n",
-    "import com.google.common.io.Files;\n",
+    "Path path = Paths.get(\"../resources/img/widgetArch.png\");\n",
+    "byte[] bytes = Files.readAllBytes(path);\n",
     "\n",
-    "def imgFile = new File(\"../resources/img/widgetArch.png\");\n",
-    "def bytes = Files.toByteArray(imgFile);\n",
     "Image(bytes)"
    ]
   },