diff --git a/Gemfile.lock b/Gemfile.lock
index c8fc68539..6dd5bab33 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    Ascii85 (1.1.1)
+    Ascii85 (2.0.1)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     afm (0.2.2)
@@ -70,8 +70,8 @@ GEM
     nokogiri (1.16.7-x86_64-linux)
       racc (~> 1.4)
     parallel (1.26.3)
-    pdf-reader (2.12.0)
-      Ascii85 (~> 1.0)
+    pdf-reader (2.13.0)
+      Ascii85 (>= 1.0, < 3.0, != 2.0.0)
       afm (~> 0.2.1)
       hashery (~> 2.0)
       ruby-rc4