diff --git a/Gemfile.lock b/Gemfile.lock
index e0cb455..e942ef7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -97,7 +97,7 @@ GEM
     ostruct (0.6.1)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    pdf-reader (2.13.0)
+    pdf-reader (2.14.0)
       Ascii85 (>= 1.0, < 3.0, != 2.0.0)
       afm (~> 0.2.1)
       hashery (~> 2.0)