diff --git a/Gemfile.lock b/Gemfile.lock
index 8b4808b..fe19f86 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -337,8 +337,8 @@ GEM
       racc
     pg (1.5.3)
     protocol-hpack (1.4.2)
-    protocol-http (0.24.1)
-    protocol-http1 (0.15.0)
+    protocol-http (0.24.7)
+    protocol-http1 (0.15.1)
       protocol-http (~> 0.22)
     protocol-http2 (0.15.1)
       protocol-hpack (~> 1.4)