2 files changed, 6 insertions, 0 deletions
diff --git a/src/library/scala/collection/immutable/StringOps.scala b/src/library/scala/collection/immutable/StringOps.scala
index db6479742b..95509ab9d6 100644
--- a/src/library/scala/collection/immutable/StringOps.scala
+++ b/src/library/scala/collection/immutable/StringOps.scala
@@ -25,5 +25,8 @@ final class StringOps(override val repr: String) extends StringLike[String] {
   /** Creates a string builder buffer as builder for this class */
   override protected[this] def newBuilder = new StringBuilder
 
+  override def slice(from: Int, until: Int): String =
+    repr.substring(from max 0, until min repr.length)
+
   override def toString = repr
 }
diff --git a/src/library/scala/collection/immutable/WrappedString.scala b/src/library/scala/collection/immutable/WrappedString.scala
index e535cddfce..e10b3ab0ee 100644
--- a/src/library/scala/collection/immutable/WrappedString.scala
+++ b/src/library/scala/collection/immutable/WrappedString.scala
@@ -26,6 +26,9 @@ class WrappedString(override val self: String) extends IndexedSeq[Char] with Str
 
   /** Creates a string builder buffer as builder for this class */
   override protected[this] def newBuilder = WrappedString.newBuilder
+
+  override def slice(from: Int, until: Int): WrappedString =
+    new WrappedString(self.substring(from max 0, until min self.length))
 }
 
 /**