diff --git a/org.kde.discover.json b/org.kde.discover.json
--- a/org.kde.discover.json
+++ b/org.kde.discover.json
@@ -21,26 +21,6 @@
         }
     },
     "modules": [
-        {
-            "name": "yaml",
-            "config-opts": [ "--disable-static", "--enable-x11" ],
-            "sources": [
-                 {
-                     "type": "archive",
-                     "url": "http://pyyaml.org/download/libyaml/yaml-0.1.7.zip",
-                     "sha256": "bd16d734a82ccc806eab7784b3a97ee4773daf359496b298968fc2eedc3d1b19"
-                 }
-            ]
-        },
-        {
-            "name": "xmlto",
-            "sources": [
-                {
-                    "type": "archive", "url": "https://releases.pagure.org/xmlto/xmlto-0.0.28.tar.bz2",
-                    "sha256": "1130df3a7957eb9f6f0d29e4aa1c75732a7dfb6d639be013859b5c7ec5421276"
-                }
-            ]
-        },
         {
             "name": "appstream",
             "config-opts": [ "--libdir=lib", "-Dstemming=false", "-Dqt=true" ],