diff --git a/android/androidmk.go b/android/androidmk.go
index 5df4a85..7030523 100644
--- a/android/androidmk.go
+++ b/android/androidmk.go
@@ -215,7 +215,7 @@
 
 		}
 
-		if amod.Arch().ArchType != ctx.Config().Targets[amod.Os().Class][0].Arch.ArchType {
+		if amod.Arch().ArchType != ctx.Config().Targets[amod.Os()][0].Arch.ArchType {
 			prefix = "2ND_" + prefix
 		}
 	}