diff --git a/CHANGELOG.md b/CHANGELOG.md
index eac1ca4..015a532 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+1.6.7
+
+- fix: error with operator `OP_key_duplicate_send` poll flooding console
+
 1.6.6
 
 - fix: inverted scene resolution from project environnement
diff --git a/OP_key_duplicate_send.py b/OP_key_duplicate_send.py
index 4e4931b..32c3c94 100644
--- a/OP_key_duplicate_send.py
+++ b/OP_key_duplicate_send.py
@@ -28,7 +28,8 @@ class GPTB_OT_duplicate_send_to_layer(Operator) :
 
     @classmethod
     def poll(cls, context):
-        return context.object and context.object.type == 'GPENCIL' and context.space_data.ui_mode == 'GPENCIL'
+        return context.object and context.object.type == 'GPENCIL'\
+            and context.space_data.bl_rna.identifier == 'SpaceDopeSheetEditor' and context.space_data.ui_mode == 'GPENCIL'
 
     # history : bpy.props.StringProperty(default='', options={'SKIP_SAVE'}) # need to have a variable to store (to get it in self)
 
diff --git a/__init__.py b/__init__.py
index 03b6c1e..b68dc0f 100755
--- a/__init__.py
+++ b/__init__.py
@@ -15,7 +15,7 @@ bl_info = {
 "name": "GP toolbox",
 "description": "Set of tools for Grease Pencil in animation production",
 "author": "Samuel Bernou, Christophe Seux",
-"version": (1, 6, 6),
+"version": (1, 6, 7),
 "blender": (2, 91, 0),
 "location": "Sidebar (N menu) > Gpencil > Toolbox / Gpencil properties",
 "warning": "",