diff --git a/BUILD b/BUILD
deleted file mode 100644
index 0094d45..0000000
--- a/BUILD
+++ /dev/null
@@ -1,33 +0,0 @@
-licenses(["notice"])  # Apache License 2.0
-
-java_library(
-    name = "apkzlib",
-    srcs = glob([
-        "src/main/java/**/*.java",
-    ]),
-    visibility = ["//tools/base/build-system/builder:__pkg__"],
-    deps = [
-        "//tools/apksig",
-        "//tools/base/third_party:com.google.code.findbugs_jsr305",
-        "//tools/base/third_party:com.google.guava_guava",
-        "//tools/base/third_party:org.bouncycastle_bcpkix-jdk15on",
-        "//tools/base/third_party:org.bouncycastle_bcprov-jdk15on",
-    ],
-)
-
-java_test(
-    name = "apkzlib_tests",
-    srcs = glob(["src/test/java/**/*.java"]),
-    jvm_flags = ["-Dtest.suite.jar=tests.jar"],
-    resources = glob(["src/test/resources/**"]),
-    test_class = "com.android.testutils.JarTestSuite",
-    deps = [
-        ":apkzlib",
-        "//tools/base/testutils:tools.testutils",
-        "//tools/base/third_party:com.google.guava_guava",
-        "//tools/base/third_party:junit_junit",
-        "//tools/base/third_party:org.bouncycastle_bcpkix-jdk15on",
-        "//tools/base/third_party:org.bouncycastle_bcprov-jdk15on",
-        "//tools/base/third_party:org.mockito_mockito-core",
-    ],
-)