diff --git a/godoc-current.txt b/godoc-current.txt
index b8dbf6ad0a..6afd244f25 100644
--- a/godoc-current.txt
+++ b/godoc-current.txt
@@ -318,6 +318,8 @@ type App struct {
 	CustomAppHelpTemplate string
 	// SliceFlagSeparator is used to customize the separator for SliceFlag, the default is ","
 	SliceFlagSeparator string
+	// DisableSliceFlagSeparator is used to disable SliceFlagSeparator, the default is false
+	DisableSliceFlagSeparator bool
 	// Boolean to enable short-option handling so user can combine several
 	// single-character bool arguments into one
 	// i.e. foobar -o -v -> foobar -ov
diff --git a/testdata/godoc-v2.x.txt b/testdata/godoc-v2.x.txt
index b8dbf6ad0a..74dd360949 100644
--- a/testdata/godoc-v2.x.txt
+++ b/testdata/godoc-v2.x.txt
@@ -318,6 +318,8 @@ type App struct {
 	CustomAppHelpTemplate string
 	// SliceFlagSeparator is used to customize the separator for SliceFlag, the default is ","
 	SliceFlagSeparator string
+    // DisableSliceFlagSeparator is used to disable SliceFlagSeparator, the default is false
+	DisableSliceFlagSeparator bool
 	// Boolean to enable short-option handling so user can combine several
 	// single-character bool arguments into one
 	// i.e. foobar -o -v -> foobar -ov