diff --git a/Gemfile b/Gemfile
index 2fbad23a..fbf7658d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,3 +5,4 @@ gem "adsf"
 gem "mime-types"
 gem "curb"
 gem "json"
+gem "fssm"
diff --git a/Gemfile.lock b/Gemfile.lock
index 7b9601ed..e47b7a55 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -5,6 +5,7 @@ GEM
       rack (>= 1.0.0)
     cri (2.0.2)
     curb (0.7.16)
+    fssm (0.2.7)
     json (1.6.1)
     kramdown (0.13.3)
     mime-types (1.17.2)
@@ -20,6 +21,7 @@ PLATFORMS
 DEPENDENCIES
   adsf
   curb
+  fssm
   json
   kramdown
   mime-types