diff --git a/Gemfile.lock b/Gemfile.lock
index a176f740..39951fbc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -362,7 +362,7 @@ GEM
     parser (3.3.0.5)
       ast (~> 2.4.1)
       racc
-    pdf-core (0.9.0)
+    pdf-core (0.10.0)
     pdf-inspector (1.3.0)
       pdf-reader (>= 1.0, < 3.0.a)
     pdf-reader (2.12.0)
@@ -372,9 +372,10 @@ GEM
       ruby-rc4
       ttfunk
     pg (1.5.6)
-    prawn (2.4.0)
-      pdf-core (~> 0.9.0)
-      ttfunk (~> 1.7)
+    prawn (2.5.0)
+      matrix (~> 0.4)
+      pdf-core (~> 0.10.0)
+      ttfunk (~> 1.8)
     prawn-qrcode (0.5.2)
       prawn (>= 1)
       rqrcode (>= 1.0.0)