diff --git a/WORKSPACE b/WORKSPACE
index 3f3cec0c27244..0a8434a9d402d 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -6,14 +6,20 @@ load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
 
 http_archive(
     name = "io_bazel_rules_go",
-    urls = ["https://github.com/bazelbuild/rules_go/releases/download/0.18.5/rules_go-0.18.5.tar.gz"],
-    sha256 = "a82a352bffae6bee4e95f68a8d80a70e87f42c4741e6a448bec11998fcc82329",
+    urls = [
+        "https://storage.googleapis.com/bazel-mirror/github.com/bazelbuild/rules_go/releases/download/0.19.3/rules_go-0.19.3.tar.gz",
+        "https://github.com/bazelbuild/rules_go/releases/download/0.19.3/rules_go-0.19.3.tar.gz",
+    ],
+    sha256 = "313f2c7a23fecc33023563f082f381a32b9b7254f727a7dd2d6380ccc6dfe09b",
 )
 
 http_archive(
     name = "bazel_gazelle",
-    urls = ["https://github.com/bazelbuild/bazel-gazelle/releases/download/0.17.0/bazel-gazelle-0.17.0.tar.gz"],
-    sha256 = "3c681998538231a2d24d0c07ed5a7658cb72bfb5fd4bf9911157c0e9ac6a2687",
+    urls = [
+        "https://storage.googleapis.com/bazel-mirror/github.com/bazelbuild/bazel-gazelle/releases/download/0.18.2/bazel-gazelle-0.18.2.tar.gz",
+        "https://github.com/bazelbuild/bazel-gazelle/releases/download/0.18.2/bazel-gazelle-0.18.2.tar.gz",
+    ],
+    sha256 = "7fc87f4170011201b1690326e8c16c5d802836e3a0d617d8f75c3af2b23180c4",
 )
 
 load("@io_bazel_rules_go//go:deps.bzl", "go_rules_dependencies", "go_register_toolchains")
@@ -21,7 +27,7 @@ load("@io_bazel_rules_go//go:deps.bzl", "go_rules_dependencies", "go_register_to
 go_rules_dependencies()
 
 go_register_toolchains(
-    go_version = "1.12.5",
+    go_version = "1.12.9",
 )
 
 load("@bazel_gazelle//:deps.bzl", "gazelle_dependencies")
diff --git a/tools/bazel.rc b/tools/bazel.rc
index d573054f55f88..eb8ec7625c078 100644
--- a/tools/bazel.rc
+++ b/tools/bazel.rc
@@ -2,5 +2,5 @@
 # (This is the "legacy" location for bazel.rc)
 # (See https://github.com/bazelbuild/bazel/issues/6319)
 
-
-build --workspace_status_command=./tools/get_workspace_status.sh
\ No newline at end of file
+# --stamp is needed to use x_defs, as of rules_go 0.19.0
+build --workspace_status_command=./tools/get_workspace_status.sh --stamp
\ No newline at end of file