diff --git a/Gemfile.lock b/Gemfile.lock
index 991522d783..a3ff9c9c0f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -202,7 +202,7 @@ GEM
       padrino-support (= 0.15.3)
       tilt (>= 1.4.1, < 3)
     padrino-support (0.15.3)
-    parallel (1.25.1)
+    parallel (1.26.1)
     parslet (2.0.0)
     pdf-reader (2.12.0)
       Ascii85 (~> 1.0)