diff --git a/cmd/fiximports/main.go b/cmd/fiximports/main.go
index 1fa87ea..53a9944 100644
--- a/cmd/fiximports/main.go
+++ b/cmd/fiximports/main.go
@@ -114,7 +114,7 @@
 in the style of the go tool; see "go help packages".
 Hint: use "all" or "..." to match the entire workspace.
 
-For details, see http://godoc.org/golang.org/x/tools/cmd/fiximports.
+For details, see https://pkg.go.dev/golang.org/x/tools/cmd/fiximports
 
 Flags:
   -n:	       dry run: show changes, but don't apply them
diff --git a/cmd/present/doc.go b/cmd/present/doc.go
index 9ad136e..e66984e 100644
--- a/cmd/present/doc.go
+++ b/cmd/present/doc.go
@@ -47,6 +47,6 @@
 	.article      // article format, such as a blog post
 
 The present file format is documented by the present package:
-http://godoc.org/golang.org/x/tools/present
+https://pkg.go.dev/golang.org/x/tools/present
 */
 package main
diff --git a/cmd/stringer/stringer.go b/cmd/stringer/stringer.go
index a5cd587..558a234 100644
--- a/cmd/stringer/stringer.go
+++ b/cmd/stringer/stringer.go
@@ -98,7 +98,7 @@
 	fmt.Fprintf(os.Stderr, "\tstringer [flags] -type T [directory]\n")
 	fmt.Fprintf(os.Stderr, "\tstringer [flags] -type T files... # Must be a single package\n")
 	fmt.Fprintf(os.Stderr, "For more information, see:\n")
-	fmt.Fprintf(os.Stderr, "\thttp://godoc.org/golang.org/x/tools/cmd/stringer\n")
+	fmt.Fprintf(os.Stderr, "\thttps://pkg.go.dev/golang.org/x/tools/cmd/stringer\n")
 	fmt.Fprintf(os.Stderr, "Flags:\n")
 	flag.PrintDefaults()
 }