diff --git a/platform.go b/platform.go
index 3d4ab71..bc6b83e 100644
--- a/platform.go
+++ b/platform.go
@@ -178,7 +178,11 @@ var (
 	// no new platforms in 1.18
 	Platforms_1_18 = Platforms_1_17
 
-	PlatformsLatest = Platforms_1_18
+	Platforms_1_19 = addDrop(Platforms_1_18, []Platform{
+		{"linux", "loong64", true},
+	}, nil)
+
+	PlatformsLatest = Platforms_1_19
 )
 
 // SupportedPlatforms returns the full list of supported platforms for
diff --git a/platform_test.go b/platform_test.go
index 14da569..1771816 100644
--- a/platform_test.go
+++ b/platform_test.go
@@ -108,10 +108,11 @@ func TestSupportedPlatforms(t *testing.T) {
 		t.Fatalf("bad: %#v", ps)
 	}
 
-	ps = SupportedPlatforms("go1.10")
-	if !reflect.DeepEqual(ps, Platforms_1_10) {
+	ps = SupportedPlatforms("go1.19")
+	if !reflect.DeepEqual(ps, Platforms_1_19) {
 		t.Fatalf("bad: %#v", ps)
 	}
+
 	// Unknown
 	ps = SupportedPlatforms("foo")
 	if !reflect.DeepEqual(ps, PlatformsLatest) {