diff --git a/Makefile b/Makefile
index 2b04d4a..67a1922 100644
--- a/Makefile
+++ b/Makefile
@@ -18,6 +18,7 @@ read-docs:
 
 test:
 	NODE_ENV=test $(BIN)/mocha \
+		--compilers coffee:coffee-script \
 		--reporter $(REPORTER) \
 		$(shell find $(TESTS))
 
diff --git a/package.json b/package.json
index 5e8cf4a..f18cd47 100644
--- a/package.json
+++ b/package.json
@@ -4,13 +4,13 @@
   "private": true,
   "dependencies": {
     "express": "2.5.0",
-    "coffee-script": "1.2.0",
+    "coffee-script": "1.3.3",
     "coffeekup": "0.3.1"
   },
   "devDependencies": {
-    "docco": "*",
-    "mocha": "*",
-    "should": "*"
+    "docco": ">= 0.0.0",
+    "mocha": ">= 0.0.0",
+    "should": ">= 0.0.0"
   },
   "engines": {
     "node": "0.8.x",