diff --git a/java/sdk_library.go b/java/sdk_library.go
index 8c91288..72eb6e3 100644
--- a/java/sdk_library.go
+++ b/java/sdk_library.go
@@ -1506,6 +1506,12 @@
 
 var _ android.InstallNeededDependencyTag = sdkLibraryComponentTag{}
 
+// To satisfy the CopyDirectlyInAnyApexTag interface. Implementation library of the sdk library
+// in an apex is considered to be directly in the apex, as if it was listed in java_libs.
+func (t sdkLibraryComponentTag) CopyDirectlyInAnyApex() {}
+
+var _ android.CopyDirectlyInAnyApexTag = implLibraryTag
+
 func (t sdkLibraryComponentTag) InstallDepNeeded() bool {
 	return t.name == "xml-permissions-file" || t.name == "impl-library"
 }