diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/SecurityProblem.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/SecurityProblem.java
index d7e985861..58819636a 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/SecurityProblem.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/SecurityProblem.java
@@ -1,3 +1,20 @@
+/*
+ * Copyright (C) 2017 Vincent Breitmoser <v.breitmoser@mugenguild.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 package org.sufficientlysecure.keychain.pgp;
 
 
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/SubkeyStatusLoader.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/SubkeyStatusLoader.java
index 0ed882b3d..0a82938b6 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/SubkeyStatusLoader.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/SubkeyStatusLoader.java
@@ -1,3 +1,20 @@
+/*
+ * Copyright (C) 2017 Vincent Breitmoser <v.breitmoser@mugenguild.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 package org.sufficientlysecure.keychain.ui.widget;