diff --git a/.pman.yml b/.pman.yml
index a220438..0786fbb 100644
--- a/.pman.yml
+++ b/.pman.yml
@@ -9,4 +9,4 @@ composer:
   dist:
     link: false
     require:
-      nulib/php: ^0.3.0p74
+      nulib/php: ^0.4.0p74
diff --git a/composer.lock b/composer.lock
index c751670..c0e0bb8 100644
--- a/composer.lock
+++ b/composer.lock
@@ -400,7 +400,7 @@
             "dist": {
                 "type": "path",
                 "url": "../nulib",
-                "reference": "939f7726ab139071e8a3ef5c83fc147fba859d9d"
+                "reference": "927915093af5196099ae26645c07e90ddf1b2330"
             },
             "require": {
                 "ext-json": "*",