diff --git a/server/Gemfile.lock b/server/Gemfile.lock
index 4f9bbe8..f81f941 100644
--- a/server/Gemfile.lock
+++ b/server/Gemfile.lock
@@ -3,7 +3,7 @@ GEM
   specs:
     ecdsa (1.2.0)
     salsa20 (0.1.1)
-    sha3 (1.0.1)
+    sha3 (1.0.5)
     trollop (2.1.2)
 
 PLATFORMS