diff --git a/WORKSPACE b/WORKSPACE
index bddd23e..222586b 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -30,10 +30,10 @@
 
 http_archive(
     name = "io_bazel_rules_go",
-    sha256 = "f2dcd210c7095febe54b804bb1cd3a58fe8435a909db2ec04e31542631cf715c",
+    sha256 = "685052b498b6ddfe562ca7a97736741d87916fe536623afb7da2824c0211c369",
     urls = [
-        "https://mirror.bazel.build/github.com/bazelbuild/rules_go/releases/download/v0.31.0/rules_go-v0.31.0.zip",
-        "https://github.com/bazelbuild/rules_go/releases/download/v0.31.0/rules_go-v0.31.0.zip",
+        "https://mirror.bazel.build/github.com/bazelbuild/rules_go/releases/download/v0.33.0/rules_go-v0.33.0.zip",
+        "https://github.com/bazelbuild/rules_go/releases/download/v0.33.0/rules_go-v0.33.0.zip",
     ],
 )
 
@@ -60,7 +60,7 @@
 go_rules_dependencies()
 
 go_register_toolchains(
-    go_version = "1.17.1",
+    go_version = "1.18.3",
     nogo = "@dev_source_monogon//build/analysis:nogo",
 )