diff --git a/src/cmd/go/testdata/script/README b/src/cmd/go/testdata/script/README
index 66ab851..46444d8 100644
--- a/src/cmd/go/testdata/script/README
+++ b/src/cmd/go/testdata/script/README
@@ -79,7 +79,9 @@
    - [exec:prog] for whether prog is available for execution (found by exec.LookPath)
 
 A condition can be negated: [!short] means to run the rest of the line
-when testing.Short() is false.
+when testing.Short() is false. Multiple conditions may be given for a single
+command, for example, '[linux] [amd64] skip'. The command will run if all conditions
+are satisfied.
 
 The commands are: