diff --git a/java/testing.go b/java/testing.go
index d55cffc..5959c49 100644
--- a/java/testing.go
+++ b/java/testing.go
@@ -383,6 +383,7 @@
 	RegisterSystemModulesBuildComponents(ctx)
 	registerSystemserverClasspathBuildComponents(ctx)
 	registerLintBuildComponents(ctx)
+	android.RegisterApexContributionsBuildComponents(ctx)
 }
 
 // gatherRequiredDepsForTest gathers the module definitions used by
@@ -570,6 +571,11 @@
 		}
 `
 
+	bp += `
+		all_apex_contributions {
+			name: "all_apex_contributions",
+		}
+`
 	return bp
 }