diff --git a/lib/wox/builder.rb b/lib/wox/builder.rb
index 01ea649..d248df9 100644
--- a/lib/wox/builder.rb
+++ b/lib/wox/builder.rb
@@ -9,7 +9,7 @@ def build
       
       log_file = File.join environment[:build_dir], "build-#{configuration}.log"
 
-      run_command "xcodebuild -#{environment[:target_or_scheme]} '#{environment[:target]}' -configuration #{configuration} BUILD_DIR=#{environment[:build_dir]} clean build", :results => log_file
+      run_command "xcodebuild -#{environment[:target_or_scheme]} '#{environment[:target]}' -configuration '#{configuration}' BUILD_DIR=#{environment[:build_dir]} clean build", :results => log_file
     end
   end
-end
\ No newline at end of file
+end
diff --git a/lib/wox/version.rb b/lib/wox/version.rb
index 6d0296d..cd4e8d3 100644
--- a/lib/wox/version.rb
+++ b/lib/wox/version.rb
@@ -1,3 +1,3 @@
 module Wox
-  VERSION = "0.0.8"
+  VERSION = "0.0.9"
 end