diff --git a/.bazelci/presubmit.yml b/.bazelci/presubmit.yml
index 9ff4cf3a5..6ce74e964 100644
--- a/.bazelci/presubmit.yml
+++ b/.bazelci/presubmit.yml
@@ -1,6 +1,6 @@
 ---
 validate_config: 1
-bazel: 4.0.0
+bazel: 4.1.0
 tasks:
   ubuntu1604:
     build_targets:
diff --git a/.bazelversion b/.bazelversion
index fcdb2e109..ee74734aa 100644
--- a/.bazelversion
+++ b/.bazelversion
@@ -1 +1 @@
-4.0.0
+4.1.0
diff --git a/kotlin/internal/repositories/download.bzl b/kotlin/internal/repositories/download.bzl
index b5ae333ab..d79f35a4c 100644
--- a/kotlin/internal/repositories/download.bzl
+++ b/kotlin/internal/repositories/download.bzl
@@ -17,8 +17,8 @@ load("@bazel_tools//tools/build_defs/repo:utils.bzl", "maybe")
 RULES_NODEJS_VERSION = "1.7.0"
 RULES_NODEJS_SHA = "84abf7ac4234a70924628baa9a73a5a5cbad944c4358cf9abdb4aab29c9a5b77"
 
-BAZEL_TOOLCHAINS_VERSION = "3.7.0"
-BAZEL_TOOLCHAINS_SHA = "8e0633dfb59f704594f19ae996a35650747adc621ada5e8b9fb588f808c89cb0"
+BAZEL_TOOLCHAINS_VERSION = "4.1.0"
+BAZEL_TOOLCHAINS_SHA = "179ec02f809e86abf56356d8898c8bd74069f1bd7c56044050c2cd3d79d0e024"
 
 SKYLIB_VERSION = "0.8.0"
 SKYLIB_SHA = "2ea8a5ed2b448baf4a6855d3ce049c4c452a6470b1efd1504fdb7c1c134d220a"