diff --git a/src/se/vidstige/jadb/JadbConnection.java b/src/se/vidstige/jadb/JadbConnection.java
index 2eee46d..1af2dd2 100644
--- a/src/se/vidstige/jadb/JadbConnection.java
+++ b/src/se/vidstige/jadb/JadbConnection.java
@@ -74,7 +74,7 @@ public class JadbConnection implements ITransportFactory {
 
     public List<JadbDevice> parseDevices(String body) {
         String[] lines = body.split("\n");
-        ArrayList<JadbDevice> devices = new ArrayList<JadbDevice>(lines.length);
+        ArrayList<JadbDevice> devices = new ArrayList<>(lines.length);
         for (String line : lines) {
             String[] parts = line.split("\t");
             if (parts.length > 1) {
diff --git a/src/se/vidstige/jadb/JadbDevice.java b/src/se/vidstige/jadb/JadbDevice.java
index fdceeb0..02aa2a4 100644
--- a/src/se/vidstige/jadb/JadbDevice.java
+++ b/src/se/vidstige/jadb/JadbDevice.java
@@ -151,7 +151,7 @@ public class JadbDevice {
         SyncTransport sync = transport.startSync();
         sync.send("LIST", remotePath);
 
-        List<RemoteFile> result = new ArrayList<RemoteFile>();
+        List<RemoteFile> result = new ArrayList<>();
         for (RemoteFileRecord dent = sync.readDirectoryEntry(); dent != RemoteFileRecord.DONE; dent = sync.readDirectoryEntry()) {
             result.add(dent);
         }
diff --git a/src/se/vidstige/jadb/LookBackFilteringOutputStream.java b/src/se/vidstige/jadb/LookBackFilteringOutputStream.java
index 89099d1..4a47bcb 100644
--- a/src/se/vidstige/jadb/LookBackFilteringOutputStream.java
+++ b/src/se/vidstige/jadb/LookBackFilteringOutputStream.java
@@ -13,7 +13,7 @@ public class LookBackFilteringOutputStream extends FilterOutputStream {
     {
         super(inner);
         this.lookBackBufferSize = lookBackBufferSize;
-        this.buffer = new ArrayDeque<Byte>(lookBackBufferSize);
+        this.buffer = new ArrayDeque<>(lookBackBufferSize);
     }
 
     protected void unwrite() {
diff --git a/src/se/vidstige/jadb/managers/PackageManager.java b/src/se/vidstige/jadb/managers/PackageManager.java
index 45aebfb..8a2970a 100644
--- a/src/se/vidstige/jadb/managers/PackageManager.java
+++ b/src/se/vidstige/jadb/managers/PackageManager.java
@@ -22,7 +22,7 @@ public class PackageManager {
     }
 
     public List<Package> getPackages() throws IOException, JadbException {
-        ArrayList<Package> result = new ArrayList<Package>();
+        ArrayList<Package> result = new ArrayList<>();
         BufferedReader input = null;
         try {
             input = new BufferedReader(new InputStreamReader(device.executeShell("pm", "list", "packages"), Charset.forName("UTF-8")));