diff --git a/composer.json b/composer.json
index 57541cd..ea6eb24 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,7 @@
 {
     "name": "aerex/taskwarrior",
     "description": "A Baikal plugin for taskwarrior",
+    "version": "1.0.0",
     "type": "library",
     "keywords": [
       "task",
@@ -10,7 +11,7 @@
       "sabre"
     ],
     "require": {
-        "sabre/dav": "^3.2",
+        "sabre/dav": "~3.1.2",
         "davidbadura/taskwarrior": "^3.0",
         "sabre/vobject": "^4.0",
         "jms/serializer": "^1.13",