diff --git a/Gemfile.lock b/Gemfile.lock
index 82c93860e..3da706b9a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -103,7 +103,7 @@ GEM
     bigdecimal (2.0.0)
     binding_of_caller (0.8.0)
       debug_inspector (>= 0.0.1)
-    bolognese (1.8.7)
+    bolognese (1.8.9)
       activesupport (>= 4.2.5)
       benchmark_methods (~> 0.7)
       bibtex-ruby (>= 5.1.0)