diff --git a/addons/decimal_precision/decimal_precision.py b/addons/decimal_precision/decimal_precision.py
index 945825ed3e6..f169b698ebd 100644
--- a/addons/decimal_precision/decimal_precision.py
+++ b/addons/decimal_precision/decimal_precision.py
@@ -53,7 +53,7 @@ class decimal_precision(orm.Model):
             for field in model._fields.values():
                 if field.type == 'float':
                     field._setup_digits(env)
-        RegistryManager.signal_caches_change(cr.dbname)
+        RegistryManager.signal_registry_change(cr.dbname)
 
     def create(self, cr, uid, data, context=None):
         res = super(decimal_precision, self).create(cr, uid, data, context=context)
diff --git a/openerp/modules/registry.py b/openerp/modules/registry.py
index 7cf734d792e..afdb48fe304 100644
--- a/openerp/modules/registry.py
+++ b/openerp/modules/registry.py
@@ -429,14 +429,6 @@ class RegistryManager(object):
                     _logger.info("Invalidating all model caches after database signaling.")
                     registry.clear_caches()
                     registry.reset_any_cache_cleared()
-                    # One possible reason caches have been invalidated is the
-                    # use of decimal_precision.write(), in which case we need
-                    # to refresh fields.float columns.
-                    env = openerp.api.Environment(cr, SUPERUSER_ID, {})
-                    for model in registry.values():
-                        for field in model._fields.values():
-                            if field.type == 'float':
-                                field._setup_digits(env)
                 registry.base_registry_signaling_sequence = r
                 registry.base_cache_signaling_sequence = c
             finally: