diff --git a/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_cospi.java b/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_cospi.java
index 0e3a92769ef8f5e7f7ff5387e14db4f7593858f3..2a9388895521970d110af92fc05c0888170bc090 100644
--- a/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_cospi.java
+++ b/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_cospi.java
@@ -4,16 +4,15 @@
  * http://www.gnu.org/licenses/gpl-2.0.html
  *
  * Copyright (c) 2012-2014, Purdue University
- * Copyright (c) 2013, 2016, Oracle and/or its affiliates
+ * Copyright (c) 2016, Oracle and/or its affiliates
  *
  * All rights reserved.
  */
 package com.oracle.truffle.r.test.builtins;
 
-import org.junit.*;
+import org.junit.Test;
 
-import com.oracle.truffle.r.test.*;
-import com.oracle.truffle.r.test.TestBase.Ignored;
+import com.oracle.truffle.r.test.TestBase;
 
 // Checkstyle: stop line length check
 public class TestBuiltin_cospi extends TestBase {
diff --git a/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_sinpi.java b/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_sinpi.java
index 7279de30abaa227b0913b555556724b1f2260f05..0795f308042806f667281745678364370f2b2530 100644
--- a/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_sinpi.java
+++ b/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_sinpi.java
@@ -4,7 +4,7 @@
  * http://www.gnu.org/licenses/gpl-2.0.html
  *
  * Copyright (c) 2012-2014, Purdue University
- * Copyright (c) 2013, 2016, Oracle and/or its affiliates
+ * Copyright (c) 2016, Oracle and/or its affiliates
  *
  * All rights reserved.
  */
diff --git a/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_tanpi.java b/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_tanpi.java
index 7c5968d564c21750c84d008df92f081072b70951..15b950d5de0821f21a2ada0aa87df2b26f1bd6e1 100644
--- a/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_tanpi.java
+++ b/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/builtins/TestBuiltin_tanpi.java
@@ -4,7 +4,7 @@
  * http://www.gnu.org/licenses/gpl-2.0.html
  *
  * Copyright (c) 2012-2014, Purdue University
- * Copyright (c) 2013, 2016, Oracle and/or its affiliates
+ * Copyright (c) 2016, Oracle and/or its affiliates
  *
  * All rights reserved.
  */