diff --git a/src/testdir/README.txt b/src/testdir/README.txt
index 22db398..e9e9aeb 100644
--- a/src/testdir/README.txt
+++ b/src/testdir/README.txt
@@ -55,7 +55,7 @@
 There are a few tests that are used when Vim was built without the +eval
 feature.  These cannot use the "assert" functions, therefore they consist of a
 .in file that contains Normal mode commands between STARTTEST and ENDTEST.
-They modify the file and the result gets writtein in the test.out file.  This
+They modify the file and the result gets written in the test.out file.  This
 is then compared with the .ok file.  If they are equal the test passed.  If
 they differ the test failed.