diff --git a/Gemfile.lock b/Gemfile.lock
index 087726023..c702b8c26 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    suspenders (1.9.0)
+    suspenders (1.9.1)
       bundler (~> 1.3)
       rails (= 4.0.3)
 
@@ -37,7 +37,6 @@ GEM
       childprocess (>= 0.3.6)
       cucumber (>= 1.1.1)
       rspec-expectations (>= 2.7.0)
-    atomic (1.1.16)
     builder (3.1.4)
     capybara (2.2.0)
       mime-types (>= 1.16)
@@ -92,7 +91,7 @@ GEM
       activesupport (= 4.0.3)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.1.1)
+    rake (10.2.2)
     rspec (2.14.1)
       rspec-core (~> 2.14.0)
       rspec-expectations (~> 2.14.0)
@@ -110,9 +109,8 @@ GEM
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       sprockets (~> 2.8)
-    thor (0.18.1)
-    thread_safe (0.3.1)
-      atomic (>= 1.1.7, < 2)
+    thor (0.19.1)
+    thread_safe (0.3.3)
     tilt (1.4.1)
     treetop (1.4.15)
       polyglot
diff --git a/NEWS.md b/NEWS.md
index 6c42de648..cf3f363d1 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,7 @@
+1.9.1 (April 7, 2014)
+
+* Fix sass-rails environment NilClass error.
+
 1.9.0 (March 24, 2014)
 
 * Add `awesome_print` gem.
diff --git a/lib/suspenders/version.rb b/lib/suspenders/version.rb
index 162a5c938..b86f9236a 100644
--- a/lib/suspenders/version.rb
+++ b/lib/suspenders/version.rb
@@ -1,3 +1,3 @@
 module Suspenders
-  VERSION = '1.9.0'
+  VERSION = '1.9.1'
 end