diff --git a/lib/truth/BUILD b/lib/truth/BUILD
new file mode 100644
index 0000000..22b79cf
--- /dev/null
+++ b/lib/truth/BUILD
@@ -0,0 +1,16 @@
+java_library(
+    name = "truth",
+    visibility = ["//visibility:public"],
+    exports = ["@truth//jar"],
+    runtime_deps = [
+        ":diffutils",
+        "//lib:guava",
+        "//lib/junit",
+    ],
+)
+
+java_library(
+    name = "diffutils",
+    visibility = ["//visibility:private"],
+    exports = ["@diffutils//jar"],
+)