diff --git a/src/crypto/x509/root_darwin_arm64.go b/src/crypto/x509/root_darwin_arm64.go
index 67615fd9f2..bfbfee1901 100644
--- a/src/crypto/x509/root_darwin_arm64.go
+++ b/src/crypto/x509/root_darwin_arm64.go
@@ -4,8 +4,6 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build cgo
-
 package x509
 
 func loadSystemRoots() (*CertPool, error) {
diff --git a/src/crypto/x509/root_darwin_arm_gen.go b/src/crypto/x509/root_darwin_arm_gen.go
index 5bb0bd22d1..0bd480b45d 100644
--- a/src/crypto/x509/root_darwin_arm_gen.go
+++ b/src/crypto/x509/root_darwin_arm_gen.go
@@ -172,8 +172,6 @@ const header = `
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build cgo
-
 package x509
 
 func loadSystemRoots() (*CertPool, error) {