diff --git a/go/cmd/bertychat/BUILD.bazel b/go/cmd/bertychat/BUILD.bazel
new file mode 100644
index 0000000000..222af5c046
--- /dev/null
+++ b/go/cmd/bertychat/BUILD.bazel
@@ -0,0 +1,19 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["main.go"],
+    importpath = "berty.tech/go/cmd/bertychat",
+    visibility = ["//visibility:private"],
+    deps = [
+        "//go/internal/banner:go_default_library",
+        "@com_github_peterbourgon_ff//:go_default_library",
+        "@com_github_peterbourgon_ff//ffcli:go_default_library",
+    ],
+)
+
+go_binary(
+    name = "bertychat",
+    embed = [":go_default_library"],
+    visibility = ["//visibility:public"],
+)
diff --git a/go/internal/banner/BUILD.bazel b/go/internal/banner/BUILD.bazel
new file mode 100644
index 0000000000..0d409804a1
--- /dev/null
+++ b/go/internal/banner/BUILD.bazel
@@ -0,0 +1,17 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "banner.go",
+        "quote.go",
+    ],
+    importpath = "berty.tech/go/internal/banner",
+    visibility = ["//visibility:public"],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["banner_test.go"],
+    embed = [":go_default_library"],
+)
diff --git a/go/internal/gomodhack/BUILD.bazel b/go/internal/gomodhack/BUILD.bazel
new file mode 100644
index 0000000000..244f825c30
--- /dev/null
+++ b/go/internal/gomodhack/BUILD.bazel
@@ -0,0 +1,14 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["gomodhack.go"],
+    importpath = "berty.tech/go/internal/gomodhack",
+    visibility = ["//go:__subpackages__"],
+    deps = [
+        "@com_github_gogo_protobuf//gogoproto:go_default_library",
+        "@com_github_gogo_protobuf//types:go_default_library",
+        "@com_github_golang_protobuf//proto:go_default_library",
+        "@io_bazel_rules_go//proto/wkt:timestamp_go_proto",
+    ],
+)
diff --git a/go/pkg/bertyprotocol/BUILD.bazel b/go/pkg/bertyprotocol/BUILD.bazel
new file mode 100644
index 0000000000..f7e26bf9c7
--- /dev/null
+++ b/go/pkg/bertyprotocol/BUILD.bazel
@@ -0,0 +1,8 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["doc.go"],
+    importpath = "berty.tech/go/pkg/bertyprotocol",
+    visibility = ["//visibility:public"],
+)