diff --git a/app/init.php b/app/init.php
index fd509297f6..d4bb38c5b4 100644
--- a/app/init.php
+++ b/app/init.php
@@ -181,7 +181,7 @@ if(!empty($user) || !empty($pass)) {
  */
 Database::addFilter('casting',
     function($value) {
-        return json_encode(['value' => $value]);
+        return json_encode(['value' => $value], JSON_PRESERVE_ZERO_FRACTION);
     },
     function($value) {
         if (is_null($value)) {
diff --git a/app/workers/database.php b/app/workers/database.php
index d95ce122d0..5fd3e16e25 100644
--- a/app/workers/database.php
+++ b/app/workers/database.php
@@ -71,6 +71,11 @@ class DatabaseV1 extends Worker
         $dbForConsole = $this->getConsoleDB();
         $dbForProject = $this->getProjectDB($projectId);
 
+        /**
+         * Fetch attribute from the database, since with Resque float values are loosing informations.
+         */
+        $attribute = $dbForProject->getDocument('attributes', $attribute->getId());
+
         $event = 'database.attributes.update';
         $collectionId = $collection->getId();
         $key = $attribute->getAttribute('key', '');
diff --git a/tests/e2e/Services/Database/DatabaseBase.php b/tests/e2e/Services/Database/DatabaseBase.php
index 94e737ff37..640ab99361 100644
--- a/tests/e2e/Services/Database/DatabaseBase.php
+++ b/tests/e2e/Services/Database/DatabaseBase.php
@@ -1428,6 +1428,7 @@ trait DatabaseBase
         ]), [
             'key' => 'probability',
             'required' => false,
+            'default' => 0,
             'min' => 0,
             'max' => 1,
         ]);