diff --git a/lib/jasmine-core.rb b/lib/jasmine-core.rb
index 271670a9..ecf968a6 100644
--- a/lib/jasmine-core.rb
+++ b/lib/jasmine-core.rb
@@ -9,6 +9,8 @@ module Jasmine
         (["jasmine.js"] + Dir.glob(File.join(path, "*.js"))).map { |f| File.basename(f) }.uniq
       end
 
+      SPEC_TYPES = ["core", "html", "node"]
+
       def core_spec_files
         spec_files("core")
       end
@@ -22,7 +24,8 @@ module Jasmine
       end
 
       def spec_files(type)
-        (Dir.glob(File.join(path, "spec/#{type}/*.js"))).map { |f| File.join("spec", type, File.basename(f)) }.uniq
+        raise ArgumentError.new("Unrecognized spec type") unless SPEC_TYPES.include?(type)
+        (Dir.glob(File.join(path, "spec", type, "*.js"))).map { |f| File.join("spec", type, File.basename(f)) }.uniq
       end
 
       def css_files
diff --git a/lib/jasmine-core/jasmine.js b/lib/jasmine-core/jasmine.js
index e0dd0314..dfe49ba5 100644
--- a/lib/jasmine-core/jasmine.js
+++ b/lib/jasmine-core/jasmine.js
@@ -2472,5 +2472,5 @@ jasmine.version_= {
   "major": 1,
   "minor": 1,
   "build": 0,
-  "revision": 1308358300
+  "revision": 1308404354
 };
diff --git a/src/version.js b/src/version.js
index ece7dd2a..3a75371e 100644
--- a/src/version.js
+++ b/src/version.js
@@ -2,5 +2,5 @@ jasmine.version_= {
   "major": 1,
   "minor": 1,
   "build": 0,
-  "revision": 1308358300
+  "revision": 1308404354
 };