diff --git a/apex/apex.go b/apex/apex.go
index 949d80e..7ceb00b 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -2097,6 +2097,11 @@
 		}
 	}
 
+	// Add classpaths.proto config.
+	classpathProtoOutput := bootclasspathFragmentInfo.ClasspathFragmentProtoOutput
+	classpathProto := newApexFile(ctx, classpathProtoOutput, classpathProtoOutput.Base(), bootclasspathFragmentInfo.ClasspathFragmentProtoInstallDir.Rel(), etc, nil)
+	filesToAdd = append(filesToAdd, classpathProto)
+
 	return filesToAdd
 }
 
diff --git a/apex/bootclasspath_fragment_test.go b/apex/bootclasspath_fragment_test.go
index e2b320c..7bb3ff6 100644
--- a/apex/bootclasspath_fragment_test.go
+++ b/apex/bootclasspath_fragment_test.go
@@ -279,6 +279,7 @@
 		).RunTest(t)
 
 		ensureExactContents(t, result.TestContext, "com.android.art", "android_common_com.android.art_image", []string{
+			"etc/classpaths/mybootclasspathfragment.pb",
 			"javalib/arm/boot.art",
 			"javalib/arm/boot.oat",
 			"javalib/arm/boot.vdex",
@@ -481,6 +482,7 @@
 	ensureExactContents(t, result.TestContext, "myapex", "android_common_myapex_image", []string{
 		// This does not include art, oat or vdex files as they are only included for the art boot
 		// image.
+		"etc/classpaths/mybootclasspathfragment.pb",
 		"javalib/bar.jar",
 		"javalib/foo.jar",
 	})