diff --git a/cmd/soong_build/main.go b/cmd/soong_build/main.go
index b84b804..cb579e9 100644
--- a/cmd/soong_build/main.go
+++ b/cmd/soong_build/main.go
@@ -64,6 +64,7 @@
 
 	// Singletons
 	ctx.RegisterSingletonType("checkbuild", common.CheckbuildSingleton)
+	ctx.RegisterSingletonType("env", common.EnvSingleton)
 
 	configuration, err := config.New(srcDir)
 	if err != nil {