diff --git a/util/bot/DEPS b/util/bot/DEPS
index 760f2e4..fc88c32 100644
--- a/util/bot/DEPS
+++ b/util/bot/DEPS
@@ -25,7 +25,7 @@
 
 deps = {
   'boringssl/util/bot/android_ndk': {
-    'url': Var('chromium_git') + '/android_ndk.git' + '@' + '4e2cea441bfd43f0863d14f57b1e1844260b9884',
+    'url': Var('chromium_git') + '/android_ndk.git' + '@' + '89e8db0cdf323af8bc24de875d7d2a43a66bf10e',
     'condition': 'checkout_android',
   },
 
@@ -44,7 +44,7 @@
     Var('chromium_git') + '/external/gyp.git' + '@' + 'd61a9397e668fa9843c4aa7da9e79460fe590bfb',
 
   'boringssl/util/bot/libFuzzer': {
-    'url': Var('chromium_git') + '/chromium/llvm-project/compiler-rt/lib/fuzzer.git' +'@' + 'e9b95bcfe2f5472fac2e516a0040aedf2140dd62',
+    'url': Var('chromium_git') + '/chromium/llvm-project/compiler-rt/lib/fuzzer.git' +'@' + 'b9f51dc8c98065df0c8da13c051046f5bab833db',
     'condition': 'checkout_fuzzer',
   },
 
diff --git a/util/bot/go/bootstrap.py b/util/bot/go/bootstrap.py
index 1e97ecf..61b9d43 100755
--- a/util/bot/go/bootstrap.py
+++ b/util/bot/go/bootstrap.py
@@ -45,7 +45,7 @@
 EXE_SFX = '.exe' if sys.platform == 'win32' else ''
 
 # Pinned version of Go toolset to download.
-TOOLSET_VERSION = 'go1.12.6'
+TOOLSET_VERSION = 'go1.13'
 
 # Platform dependent portion of a download URL. See http://golang.org/dl/.
 TOOLSET_VARIANTS = {
diff --git a/util/bot/update_clang.py b/util/bot/update_clang.py
index 2965f22..c36ec66 100644
--- a/util/bot/update_clang.py
+++ b/util/bot/update_clang.py
@@ -19,8 +19,8 @@
 # CLANG_REVISION and CLANG_SUB_REVISION determine the build of clang
 # to use. These should be synced with tools/clang/scripts/update.py in
 # Chromium.
-CLANG_REVISION = '80fee25776c2fb61e74c1ecb1a523375c2500b69'
-CLANG_SVN_REVISION = '362913'
+CLANG_REVISION = '8455294f2ac13d587b13d728038a9bffa7185f2b'
+CLANG_SVN_REVISION = '371202'
 CLANG_SUB_REVISION = 1
 
 PACKAGE_VERSION = '%s-%s-%s' % (CLANG_SVN_REVISION, CLANG_REVISION[:8],
diff --git a/util/bot/vs_toolchain.py b/util/bot/vs_toolchain.py
index feaaa7c..eb3e049 100644
--- a/util/bot/vs_toolchain.py
+++ b/util/bot/vs_toolchain.py
@@ -87,9 +87,10 @@
     # Update 3 final with 10.0.15063.468 SDK and no vctip.exe.
     return ['f53e4598951162bad6330f7a167486c7ae5db1e5']
   if env_version == '2017':
-    # VS 2017 Update 9 (15.9.3) with 10.0.17763.132 SDK, 10.0.17134 version of
-    # d3dcompiler_47.dll, with ARM64 libraries.
-    return ['818a152b3f1da991c1725d85be19a0f27af6bab4']
+    # VS 2017 Update 9 (15.9.12) with 10.0.18362 SDK, 10.0.17763 version of
+    # Debuggers, and 10.0.17134 version of d3dcompiler_47.dll, with ARM64
+    # libraries.
+    return ['418b3076791776573a815eb298c8aa590307af63']
   raise Exception('Unsupported VS version %s' % env_version)