diff --git a/config/fuchsia/BUILD.gn b/config/fuchsia/BUILD.gn
index ed96b2ada..f91837f5e 100644
--- a/config/fuchsia/BUILD.gn
+++ b/config/fuchsia/BUILD.gn
@@ -56,6 +56,10 @@ config("compiler") {
     "-Wl,--as-needed",
   ]
 
+  # The fdio library is always linked (via |ldflags| above) but is not on the
+  # toolchain default lib_dirs, so add the path. https://crbug.com/731217
+  configs = [ "//third_party/fuchsia-sdk:sdk_lib_dirs_config" ]
+
   # TODO(crbug.com/821951): Clang enables SafeStack by default when targeting
   # Fuchsia, but it breaks some tests, notably in V8.
   cflags += [ "-fno-sanitize=safe-stack" ]
diff --git a/fuchsia/sdk.sha1 b/fuchsia/sdk.sha1
index ae1efc55f..b62b4e887 100644
--- a/fuchsia/sdk.sha1
+++ b/fuchsia/sdk.sha1
@@ -1 +1 @@
-230c2287820f4c75b2abdfb2166a2eb0a5cb7820
\ No newline at end of file
+c29af1551ab794359f573ed6091e7822b98eccd0
\ No newline at end of file