diff --git a/test.js b/test.js
index 063326f6..150a3df2 100644
--- a/test.js
+++ b/test.js
@@ -113,7 +113,7 @@ describe("translation", function() {
   });
 
   describe("language", function() {
-    fs.readdirSync(path.join(__dirname, "test-cases")).forEach(function(lang) {
+    fs.readdirSync(path.join(__dirname, "test_cases")).forEach(function(lang) {
       if(lang.charAt(0) === ".")
         return;
 
@@ -122,7 +122,7 @@ describe("translation", function() {
 
       describe(name, function() {
         var cases = JSON.parse(
-              fs.readFileSync(path.join(__dirname, "test-cases", lang), "utf8")
+              fs.readFileSync(path.join(__dirname, "test_cases", lang), "utf8")
             );
             
         Object.keys(cases).forEach(function(summary) {
diff --git a/test-cases/en.json b/test_cases/en.json
similarity index 100%
rename from test-cases/en.json
rename to test_cases/en.json
diff --git a/test-cases/nl.json b/test_cases/nl.json
similarity index 100%
rename from test-cases/nl.json
rename to test_cases/nl.json
diff --git a/test-cases/tet.json b/test_cases/tet.json
similarity index 100%
rename from test-cases/tet.json
rename to test_cases/tet.json