diff --git a/java/ql/src/Security/CWE/CWE-312/AllowBackupFalse.xml b/java/ql/src/Security/CWE/CWE-312/AllowBackupFalse.xml
new file mode 100644
index 00000000000..cf0a90bb60c
--- /dev/null
+++ b/java/ql/src/Security/CWE/CWE-312/AllowBackupFalse.xml
@@ -0,0 +1,8 @@
+<manifest ... >
+    <!-- GOOD: 'android:allowBackup' set to 'false' -->
+    <application
+        android:allowBackup="false">
+        <activity ... >
+        </activity>
+    </application>
+</manifest>
diff --git a/java/ql/src/Security/CWE/CWE-312/AllowBackupTrue.xml b/java/ql/src/Security/CWE/CWE-312/AllowBackupTrue.xml
new file mode 100644
index 00000000000..bdec443a6c5
--- /dev/null
+++ b/java/ql/src/Security/CWE/CWE-312/AllowBackupTrue.xml
@@ -0,0 +1,8 @@
+<manifest ... >
+    <!-- BAD: 'android:allowBackup' set to 'true' -->
+    <application
+        android:allowBackup="true">
+        <activity ... >
+        </activity>
+    </application>
+</manifest>