diff --git a/composer.json b/composer.json
index e6a02f9..43b89e7 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
     "require": {
         "paragonie/random_compat": "^1|^2",
         "paragonie/sodium_compat": "^1.6",
-        "ircmaxell/password_compat": "^1.0"
+        "ircmaxell/password-compat": "^1.0"
     },
     "require-dev": {
         "phpunit/phpunit": "4.5.*"