diff --git a/common-core-open/src/test/java/edu/isi/nlp/serialization/jackson/TestSerialization.java b/common-core-open/src/test/java/edu/isi/nlp/serialization/jackson/TestSerialization.java
index e45df0b..fce52af 100644
--- a/common-core-open/src/test/java/edu/isi/nlp/serialization/jackson/TestSerialization.java
+++ b/common-core-open/src/test/java/edu/isi/nlp/serialization/jackson/TestSerialization.java
@@ -12,6 +12,7 @@
 import edu.isi.nlp.evaluation.FMeasureCounts;
 import java.io.File;
 import java.io.IOException;
+import java.nio.file.Files;
 import java.util.Map;
 import org.junit.Test;
 
@@ -25,7 +26,7 @@ public class TestSerialization {
   public void testFMeasureCounts() throws IOException {
     final Map<String, FMeasureCounts> foo =
         ImmutableMap.of("Hello", FMeasureCounts.fromTPFPFN(1, 2, 3));
-    final File tmp = File.createTempFile("foo", "bar");
+    final File tmp = Files.createTempFile("foo", "bar").toFile();
     tmp.deleteOnExit();
 
     assertEquals(foo, JacksonTestUtils.roundTripThroughSerializer(foo, serializer));
diff --git a/gnuplot-util/src/main/java/edu/isi/nlp/gnuplot/PlotBundle.java b/gnuplot-util/src/main/java/edu/isi/nlp/gnuplot/PlotBundle.java
index 7542bd2..e79a1ac 100644
--- a/gnuplot-util/src/main/java/edu/isi/nlp/gnuplot/PlotBundle.java
+++ b/gnuplot-util/src/main/java/edu/isi/nlp/gnuplot/PlotBundle.java
@@ -9,6 +9,7 @@
 import com.google.common.io.Files;
 import java.io.File;
 import java.io.IOException;
+import java.nio.file.Files;
 import java.util.Map;
 
 /**
@@ -35,7 +36,7 @@ private PlotBundle(
   public String commandsWritingDataTo(File dataDirectory) throws IOException {
     final Map<DatafileReference, File> refsToFiles = Maps.newHashMap();
     for (final DatafileReference datafileReference : datafileReferences) {
-      final File randomFile = File.createTempFile("plotBundle", ".dat", dataDirectory);
+      final File randomFile = Files.createTempFile(dataDirectory.toPath(), "plotBundle", ".dat").toFile();
       randomFile.deleteOnExit();
       refsToFiles.put(datafileReference, randomFile);
       Files.asCharSink(randomFile, Charsets.UTF_8).write(datafileReference.data);
diff --git a/gnuplot-util/src/main/java/edu/isi/nlp/graphviz/DotRenderer.java b/gnuplot-util/src/main/java/edu/isi/nlp/graphviz/DotRenderer.java
old mode 100755
new mode 100644
index 2f5b11d..cf3e16e
--- a/gnuplot-util/src/main/java/edu/isi/nlp/graphviz/DotRenderer.java
+++ b/gnuplot-util/src/main/java/edu/isi/nlp/graphviz/DotRenderer.java
@@ -19,6 +19,7 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
+import java.nio.file.Files;
 import javax.inject.Inject;
 import javax.inject.Qualifier;
 import org.slf4j.Logger;
@@ -41,7 +42,7 @@ public static DotRenderer createForDotExecutable(File dotBinary) {
   }
 
   public void renderToFile(Graph graph, File outputFile) throws IOException, InterruptedException {
-    final File dotCommands = File.createTempFile("dotRenderer", ".dot");
+    final File dotCommands = Files.createTempFile("dotRenderer", ".dot").toFile();
     // dotCommands.deleteOnExit();;
     Files.asCharSink(dotCommands, Charsets.UTF_8).write(graph.toDot());
     renderToFile(dotCommands, outputFile);