diff --git a/etc/prebuilt_etc.go b/etc/prebuilt_etc.go
index c1a0b9c..8c6d162 100644
--- a/etc/prebuilt_etc.go
+++ b/etc/prebuilt_etc.go
@@ -241,7 +241,7 @@
 	return nil
 }
 
-func (p *PrebuiltEtc) SetImageVariation(ctx android.BaseModuleContext, variation string, module android.Module) {
+func (p *PrebuiltEtc) SetImageVariation(ctx android.BaseModuleContext, variation string) {
 }
 
 func (p *PrebuiltEtc) SourceFilePath(ctx android.ModuleContext) android.Path {