diff --git a/lib/pickle/adapters/mongoid.rb b/lib/pickle/adapters/mongoid.rb
index dd181b1a..c41e70ef 100644
--- a/lib/pickle/adapters/mongoid.rb
+++ b/lib/pickle/adapters/mongoid.rb
@@ -27,14 +27,14 @@ def self.get_model(klass, id)
 
       # Find the first instance matching conditions
       def self.find_first_model(klass, conditions)
-        klass.first(conditions)
+        klass.first(:conditions => conditions)
       end
 
       # Find all models matching conditions
       def self.find_all_models(klass, conditions)
-        klass.all(conditions)
+        klass.all(:conditions => conditions)
       end
-      
+
       # Create a model with given attributes
       def self.create_model(klass, attributes)
         klass.create!(attributes)