diff --git a/composer.json b/composer.json
index 229787e339..009dc8f5ba 100644
--- a/composer.json
+++ b/composer.json
@@ -27,11 +27,11 @@
         "sensio/generator-bundle": "~2.3",
         "incenteev/composer-parameter-handler": "~2.0",
         "tedivm/stash-bundle": "~0.4.3",
-        "ezsystems/ezpublish-kernel": "~6.3@beta",
-        "ezsystems/repository-forms": "~1.2@beta",
+        "ezsystems/ezpublish-kernel": "^6.3@rc",
+        "ezsystems/repository-forms": "^1.2.0@rc",
         "ezsystems/ezplatform-solr-search-engine": "~1.0",
-        "ezsystems/platform-ui-bundle": "~1.3@beta",
-        "ezsystems/ez-support-tools": "~0.1.0@beta",
+        "ezsystems/platform-ui-bundle": "~1.3@rc",
+        "ezsystems/ez-support-tools": "~0.1.0@rc",
         "egulias/listeners-debug-command-bundle": "~1.9",
         "white-october/pagerfanta-bundle": "1.0.*",
         "hautelook/templated-uri-bundle": "~1.0 | ~2.0",
@@ -46,7 +46,7 @@
         "behat/mink-goutte-driver": "*",
         "behat/mink-selenium2-driver": "*",
         "jarnaiz/behat-junit-formatter": "^1.3",
-        "ezsystems/behatbundle": "~6.2@dev"
+        "ezsystems/behatbundle": "~6.3@rc"
     },
     "suggest": {
         "ezsystems/legacy-bridge": "Provides the full legacy backoffice and legacy features"