diff --git a/lib/cdist/context.py b/lib/cdist/context.py
index ed1fd31d..cf314409 100644
--- a/lib/cdist/context.py
+++ b/lib/cdist/context.py
@@ -41,8 +41,6 @@ class Context(object):
         debug=False):
 
         self.debug      = debug
-        if self.debug:
-            os.environ['__debug'] = 'yes'
 
         self.target_host    = target_host
 
diff --git a/lib/cdist/core/explorer.py b/lib/cdist/core/explorer.py
index 14a66ff4..90201072 100644
--- a/lib/cdist/core/explorer.py
+++ b/lib/cdist/core/explorer.py
@@ -105,10 +105,14 @@ class Explorer(object):
     def transfer_type_explorers(self, cdist_type):
         """Transfer the type explorers for the given type to the remote side."""
         if cdist_type.explorers:
-            source = os.path.join(self.local.type_path, cdist_type.explorer_path)
-            destination = os.path.join(self.remote.type_path, cdist_type.explorer_path)
-            self.remote.mkdir(destination)
-            self.remote.transfer(source, destination)
+            if cdist_type.explorers_transferred:
+                log.debug("Skipping retransfer of type explorers for: %s", cdist_type)
+            else:
+                source = os.path.join(self.local.type_path, cdist_type.explorer_path)
+                destination = os.path.join(self.remote.type_path, cdist_type.explorer_path)
+                self.remote.mkdir(destination)
+                self.remote.transfer(source, destination)
+                cdist_type.explorers_transferred = True
 
     def transfer_object_parameters(self, cdist_object):
         """Transfer the parameters for the given object to the remote side."""
diff --git a/lib/cdist/core/type.py b/lib/cdist/core/type.py
index 8cf21ce7..6c3cd757 100644
--- a/lib/cdist/core/type.py
+++ b/lib/cdist/core/type.py
@@ -67,7 +67,7 @@ class Type(object):
         self.gencode_remote_path = os.path.join(self.name, "gencode-remote")
         self.manifest_path = os.path.join(self.name, "manifest")
 
-        self.transferred_explorers = False
+        self.explorers_transferred = False
 
         self.__explorers = None
         self.__required_parameters = None
diff --git a/lib/cdist/test/explorer/__init__.py b/lib/cdist/test/explorer/__init__.py
index a3a0c9f8..e6858812 100644
--- a/lib/cdist/test/explorer/__init__.py
+++ b/lib/cdist/test/explorer/__init__.py
@@ -95,6 +95,20 @@ class ExplorerClassTestCase(unittest.TestCase):
         destination = os.path.join(self.remote.type_path, cdist_type.explorer_path)
         self.assertEqual(os.listdir(source), os.listdir(destination))
 
+    def test_transfer_type_explorers_only_once(self):
+        cdist_type = core.Type(self.local.type_path, '__test_type')
+        # first transfer
+        self.explorer.transfer_type_explorers(cdist_type)
+        source = os.path.join(self.local.type_path, cdist_type.explorer_path)
+        destination = os.path.join(self.remote.type_path, cdist_type.explorer_path)
+        self.assertEqual(os.listdir(source), os.listdir(destination))
+        # nuke destination folder content, but recreate directory
+        shutil.rmtree(destination)
+        os.makedirs(destination)
+        # second transfer, should not happen
+        self.explorer.transfer_type_explorers(cdist_type)
+        self.assertFalse(os.listdir(destination))
+
     def test_transfer_object_parameters(self):
         cdist_type = core.Type(self.local.type_path, '__test_type')
         cdist_object = core.Object(cdist_type, self.local.object_path, 'whatever')