Fix call in WORKSPACE
diff --git a/WORKSPACE b/WORKSPACE
index c7c274b..709fbe7 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -56,4 +56,4 @@
 rules_proto_toolchains()
 
 load("//cc:repositories.bzl", "rules_cc_toolchains")
-rules_proto_toolchains()
+rules_cc_toolchains()