diff --git a/src/test/resources/regression/frontends/error/xlang/Array1.scala b/src/test/resources/regression/xlang/error/Array1.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array1.scala
rename to src/test/resources/regression/xlang/error/Array1.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array10.scala b/src/test/resources/regression/xlang/error/Array10.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array10.scala
rename to src/test/resources/regression/xlang/error/Array10.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array2.scala b/src/test/resources/regression/xlang/error/Array2.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array2.scala
rename to src/test/resources/regression/xlang/error/Array2.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array3.scala b/src/test/resources/regression/xlang/error/Array3.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array3.scala
rename to src/test/resources/regression/xlang/error/Array3.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array4.scala b/src/test/resources/regression/xlang/error/Array4.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array4.scala
rename to src/test/resources/regression/xlang/error/Array4.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array5.scala b/src/test/resources/regression/xlang/error/Array5.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array5.scala
rename to src/test/resources/regression/xlang/error/Array5.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array6.scala b/src/test/resources/regression/xlang/error/Array6.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array6.scala
rename to src/test/resources/regression/xlang/error/Array6.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array7.scala b/src/test/resources/regression/xlang/error/Array7.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array7.scala
rename to src/test/resources/regression/xlang/error/Array7.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array8.scala b/src/test/resources/regression/xlang/error/Array8.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array8.scala
rename to src/test/resources/regression/xlang/error/Array8.scala
diff --git a/src/test/resources/regression/frontends/error/xlang/Array9.scala b/src/test/resources/regression/xlang/error/Array9.scala
similarity index 100%
rename from src/test/resources/regression/frontends/error/xlang/Array9.scala
rename to src/test/resources/regression/xlang/error/Array9.scala
diff --git a/src/test/scala/leon/regression/frontends/FrontEndsSuite.scala b/src/test/scala/leon/regression/frontends/FrontEndsSuite.scala
index b9bfccd36bc2abcc3479c9d3a703df0cdfe16ab7..a0e52aa0b083c04a5a3e1141d2f3287a1995611e 100644
--- a/src/test/scala/leon/regression/frontends/FrontEndsSuite.scala
+++ b/src/test/scala/leon/regression/frontends/FrontEndsSuite.scala
@@ -36,7 +36,6 @@ class FrontEndsSuite extends LeonRegressionSuite {
   }
 
   val pipeNormal = xlang.NoXLangFeaturesChecking andThen NoopPhase() // redundant NoopPhase to trigger throwing error between phases
-  val pipeX = NoopPhase[Program]()
   val baseDir = "regression/frontends/"
 
   forEachFileIn(baseDir+"passing/") { f => 
@@ -45,8 +44,5 @@ class FrontEndsSuite extends LeonRegressionSuite {
   forEachFileIn(baseDir+"error/simple/") { f =>
     testFrontend(f, pipeNormal, true)
   }
-  forEachFileIn(baseDir+"error/xlang/") { f =>
-    testFrontend(f, pipeX, true)
-  }
    
 }