diff --git a/cli/command/container/completion.go b/cli/command/container/completion.go
index 35a02f4d2e..552fbecff7 100644
--- a/cli/command/container/completion.go
+++ b/cli/command/container/completion.go
@@ -1,3 +1,7 @@
+// FIXME(thaJeztah): remove once we are a module; the go:build directive prevents go from downgrading language version to go1.16:
+//go:build go1.22
+// +build go1.22
+
 package container
 
 import (