diff --git a/Gemfile.lock b/Gemfile.lock
index 0eba22a3..3d46b6df 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,19 +11,30 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    diff-lcs (1.3)
-    faraday (1.0.1)
-      multipart-post (>= 1.2, < 3)
-    mini_portile2 (2.4.0)
-    multipart-post (2.1.1)
-    nokogiri (1.10.10)
-      mini_portile2 (~> 2.4.0)
-    pdf-core (0.8.1)
-    prawn (2.3.0)
-      pdf-core (~> 0.8.1)
-      ttfunk (~> 1.6)
-    prawn-table (0.2.2)
-      prawn (>= 1.3.0, < 3.0.0)
+    Ascii85 (1.0.3)
+    afm (0.2.2)
+    diff-lcs (1.5.0)
+    faraday (2.6.0)
+      faraday-net_http (>= 2.0, < 3.1)
+      ruby2_keywords (>= 0.0.4)
+    faraday-net_http (3.0.1)
+    hashery (2.1.2)
+    mini_portile2 (2.8.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    pdf-reader (1.4.1)
+      Ascii85 (~> 1.0.0)
+      afm (~> 0.2.1)
+      hashery (~> 2.0)
+      ruby-rc4
+      ttfunk
+    prawn (0.14.0)
+      pdf-reader (~> 1.2)
+      ruby-rc4
+      ttfunk (~> 1.0.3)
+    prawn-table (0.2.1)
+    racc (1.6.0)
     rake (10.5.0)
     rspec (3.8.0)
       rspec-core (~> 3.8.0)
@@ -31,15 +42,17 @@ GEM
       rspec-mocks (~> 3.8.0)
     rspec-core (3.8.0)
       rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.2)
+    rspec-expectations (3.8.6)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
     rspec-mocks (3.8.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
     rspec-support (3.8.0)
+    ruby-rc4 (0.1.5)
+    ruby2_keywords (0.0.5)
     thor (0.20.3)
-    ttfunk (1.6.2.1)
+    ttfunk (1.0.3)
 
 PLATFORMS
   ruby