diff --git a/Gemfile.lock b/Gemfile.lock
index 12e9bf6a..84d490fc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -66,7 +66,7 @@ GEM
     parser (3.3.0.5)
       ast (~> 2.4.1)
       racc
-    phonelib (0.10.17)
+    phonelib (0.10.20)
     prettier_print (1.2.0)
     pry (0.14.2)
       coderay (~> 1.1)