diff --git a/java/system_modules.go b/java/system_modules.go
index ddfc5cf..ce66a7c 100644
--- a/java/system_modules.go
+++ b/java/system_modules.go
@@ -115,7 +115,7 @@
 	ctx.VisitDirectDeps(func(module blueprint.Module) {
 		if ctx.OtherModuleDependencyTag(module) == libTag {
 			dep, _ := module.(Dependency)
-			jars = append(jars, dep.ClasspathFiles()...)
+			jars = append(jars, dep.HeaderJars()...)
 		}
 	})