diff --git a/Gemfile.lock b/Gemfile.lock
index a62f6d8384..d54855b1a8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -690,7 +690,7 @@ GEM
       hashdiff (>= 0.4.0, < 2.0.0)
     whenever (1.0.0)
       chronic (>= 0.6.3)
-    wicked_pdf (1.4.0)
+    wicked_pdf (2.1.0)
       activesupport
     wkhtmltopdf-binary (0.12.5)
     xml-simple (1.1.5)