diff --git a/core/io/encodings/string/string-tests.factor b/core/io/encodings/string/string-tests.factor
new file mode 100644
index 0000000000..50d246183b
--- /dev/null
+++ b/core/io/encodings/string/string-tests.factor
@@ -0,0 +1,5 @@
+USING: io.encodings.utf8 io.encodings.utf16 io.encodings.string tools.test ;
+IN: io.encodings.string.tests
+
+[ "hello" ] [ "hello" utf8 decode-string ] unit-test
+[ "he" ] [ "\0h\0e" utf16be decode-string ] unit-test
diff --git a/extra/benchmark/sockets/sockets.factor b/extra/benchmark/sockets/sockets.factor
index 30d069b9e0..25212c7264 100755
--- a/extra/benchmark/sockets/sockets.factor
+++ b/extra/benchmark/sockets/sockets.factor
@@ -1,4 +1,4 @@
-USING: io.sockets io kernel math threads
+USING: io.sockets io kernel math threads io.encodings.ascii
 debugger tools.time prettyprint concurrency.count-downs
 namespaces arrays continuations ;
 IN: benchmark.sockets