diff --git a/instrumentation/grpc/lib/opentelemetry/instrumentation/grpc/patches/client_stub.rb b/instrumentation/grpc/lib/opentelemetry/instrumentation/grpc/patches/client_stub.rb
index 10da54220..5d9367eaf 100644
--- a/instrumentation/grpc/lib/opentelemetry/instrumentation/grpc/patches/client_stub.rb
+++ b/instrumentation/grpc/lib/opentelemetry/instrumentation/grpc/patches/client_stub.rb
@@ -8,7 +8,7 @@ module OpenTelemetry
   module Instrumentation
     module Grpc
       module Patches
-        # Module to be prepended to force GRPC to use the client interceptor by
+        # Module to be prepended to force gRPC to use the client interceptor by
         # default so the user doesn't have to manually add it when initializing a client.
         module ClientStub
           def initialize(host, creds, **args)