diff --git a/sources/patches/app-02-fix-gemfile-mimemagic.patch b/sources/patches/app-02-fix-gemfile-mimemagic.patch
new file mode 100644
index 0000000..b37eda8
--- /dev/null
+++ b/sources/patches/app-02-fix-gemfile-mimemagic.patch
@@ -0,0 +1,13 @@
+diff --git a/Gemfile.lock b/Gemfile.lock
+index d209769..88702d1 100644
+--- a/Gemfile.lock
++++ b/Gemfile.lock
+@@ -132,7 +132,7 @@ GEM
+     marcel (0.3.3)
+       mimemagic (~> 0.3.2)
+     method_source (1.0.0)
+-    mimemagic (0.3.5)
++    mimemagic (0.3.6)
+     mini_mime (1.0.2)
+     mini_portile2 (2.5.0)
+     minitest (5.14.2)