diff --git a/WORKSPACE b/WORKSPACE
index 8b979959e516db..25b99e7f84199d 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -163,7 +163,7 @@ distdir_tar(
         # bazelbuild/rules_cc
         "8bd6cd75d03c01bb82561a96d9c1f9f7157b13d0.zip",
         # bazelbuild/bazel-toolchains
-        "2.0.2.tar.gz",
+        "2.1.0.tar.gz",
         # bazelbuild/rules_pkg
         "rules_pkg-0.2.4.tar.gz",
         # bazelbuild/rules_proto
@@ -191,7 +191,7 @@ distdir_tar(
         # bazelbuild/rules_cc
         "8bd6cd75d03c01bb82561a96d9c1f9f7157b13d0.zip": "1d4dbbd1e1e9b57d40bb0ade51c9e882da7658d5bfbf22bbd15b68e7879d761f",
         # bazelbuild/bazel-toolchains
-        "2.0.2.tar.gz": "a653c9d318e42b14c0ccd7ac50c4a2a276c0db1e39743ab88b5aa2f0bc9cf607",
+        "2.1.0.tar.gz": "4d348abfaddbcee0c077fc51bb1177065c3663191588ab3d958f027cbfe1818b",
         # bazelbuild/rules_pkg
         "rules_pkg-0.2.4.tar.gz": "4ba8f4ab0ff85f2484287ab06c0d871dcb31cc54d439457d28fd4ae14b18450a",
         # bazelbuild/rules_proto
@@ -252,9 +252,9 @@ distdir_tar(
             "https://github.com/bazelbuild/rules_cc/archive/8bd6cd75d03c01bb82561a96d9c1f9f7157b13d0.zip",
         ],
         # bazelbuild/bazel-toolchains
-        "2.0.2.tar.gz": [
-            "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/2.0.2.tar.gz",
-            "https://github.com/bazelbuild/bazel-toolchains/releases/download/2.0.2/bazel-toolchains-2.0.2.tar.gz",
+        "2.1.0.tar.gz": [
+            "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/2.1.0.tar.gz",
+            "https://github.com/bazelbuild/bazel-toolchains/releases/download/2.1.0/bazel-toolchains-2.1.0.tar.gz",
         ],
         # bazelbuild/rules_pkg
         "rules_pkg-0.2.4.tar.gz": [
@@ -387,11 +387,11 @@ http_archive(
     name = "bazel_toolchains",
     patch_cmds = EXPORT_WORKSPACE_IN_BUILD_FILE,
     patch_cmds_win = EXPORT_WORKSPACE_IN_BUILD_FILE_WIN,
-    sha256 = "a653c9d318e42b14c0ccd7ac50c4a2a276c0db1e39743ab88b5aa2f0bc9cf607",
-    strip_prefix = "bazel-toolchains-2.0.2",
+    sha256 = "4d348abfaddbcee0c077fc51bb1177065c3663191588ab3d958f027cbfe1818b",
+    strip_prefix = "bazel-toolchains-2.1.0",
     urls = [
-        "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/2.0.2.tar.gz",
-        "https://github.com/bazelbuild/bazel-toolchains/releases/download/2.0.2/bazel-toolchains-2.0.2.tar.gz",
+        "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/2.1.0.tar.gz",
+        "https://github.com/bazelbuild/bazel-toolchains/releases/download/2.1.0/bazel-toolchains-2.1.0.tar.gz",
     ],
 )