diff --git a/app/android.c b/app/android.c
index 0ceb9f6..305d586 100644
--- a/app/android.c
+++ b/app/android.c
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build android
 // +build android
 
 #include <android/log.h>
diff --git a/app/darwin_desktop.m b/app/darwin_desktop.m
index 615c29b..cdd6b5f 100644
--- a/app/darwin_desktop.m
+++ b/app/darwin_desktop.m
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build darwin && !ios
 // +build darwin
 // +build !ios
 
diff --git a/app/darwin_ios.m b/app/darwin_ios.m
index 08bb72f..26a7d59 100644
--- a/app/darwin_ios.m
+++ b/app/darwin_ios.m
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build darwin && ios
 // +build darwin
 // +build ios
 
diff --git a/app/x11.c b/app/x11.c
index 98fc46b..755bb24 100644
--- a/app/x11.c
+++ b/app/x11.c
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build linux && !android
 // +build linux,!android
 
 #include "_cgo_export.h"
diff --git a/bind/objc/SeqBench.m b/bind/objc/SeqBench.m
index 5b91e84..cff9168 100644
--- a/bind/objc/SeqBench.m
+++ b/bind/objc/SeqBench.m
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build ignore
 // +build ignore
 
 #import <Foundation/Foundation.h>
diff --git a/bind/objc/SeqCustom.m b/bind/objc/SeqCustom.m
index c365737..ed94b3e 100644
--- a/bind/objc/SeqCustom.m
+++ b/bind/objc/SeqCustom.m
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build ignore
 // +build ignore
 
 #import <Foundation/Foundation.h>
diff --git a/bind/objc/SeqTest.m b/bind/objc/SeqTest.m
index f707e77..257d8b1 100644
--- a/bind/objc/SeqTest.m
+++ b/bind/objc/SeqTest.m
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build ignore
 // +build ignore
 
 #import <Foundation/Foundation.h>
diff --git a/bind/objc/SeqWrappers.m b/bind/objc/SeqWrappers.m
index b59af9f..71686d6 100644
--- a/bind/objc/SeqWrappers.m
+++ b/bind/objc/SeqWrappers.m
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build ignore
 // +build ignore
 
 @import ObjectiveC.message;
diff --git a/exp/sensor/android.c b/exp/sensor/android.c
index 119c5eb..1ac7223 100644
--- a/exp/sensor/android.c
+++ b/exp/sensor/android.c
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build android
 // +build android
 
 #include <stdlib.h>
diff --git a/exp/sensor/darwin_armx.m b/exp/sensor/darwin_armx.m
index d67f812..20cccd9 100644
--- a/exp/sensor/darwin_armx.m
+++ b/exp/sensor/darwin_armx.m
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build darwin && (arm || arm64)
 // +build darwin
 // +build arm arm64
 
diff --git a/gl/work.c b/gl/work.c
index 587856c..605e0ba 100644
--- a/gl/work.c
+++ b/gl/work.c
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build darwin || linux || openbsd
 // +build darwin linux openbsd
 
 #include <stdlib.h>