diff --git a/src/App/LinkParams.py b/src/App/LinkParams.py
index 2373152520..65aa366c1d 100644
--- a/src/App/LinkParams.py
+++ b/src/App/LinkParams.py
@@ -1,5 +1,5 @@
 import sys
-from os import sys, path
+from os import path
 
 # Actual code generation is done in Base/param_utils.py.
 
diff --git a/src/Gui/OverlayParams.py b/src/Gui/OverlayParams.py
index a073122e9d..a31751bbf8 100644
--- a/src/Gui/OverlayParams.py
+++ b/src/Gui/OverlayParams.py
@@ -21,7 +21,7 @@
 """Auto code generator for overlay widgets related parameters in Preferences/View"""
 import cog
 import inspect, sys
-from os import sys, path
+from os import path
 
 # import Tools/params_utils.py
 sys.path.append(path.join(path.dirname(path.dirname(path.abspath(__file__))), "Tools"))
diff --git a/src/Gui/PreferencePages/DlgSettingsAdvanced.py b/src/Gui/PreferencePages/DlgSettingsAdvanced.py
index 20955efbaf..8f04274a72 100644
--- a/src/Gui/PreferencePages/DlgSettingsAdvanced.py
+++ b/src/Gui/PreferencePages/DlgSettingsAdvanced.py
@@ -20,7 +20,7 @@
 # ***************************************************************************
 """Auto code generator for preference page of Display/UI"""
 import cog, sys
-from os import sys, path
+from os import path
 
 # import Tools/params_utils.py
 sys.path.append(
diff --git a/src/Gui/TreeParams.py b/src/Gui/TreeParams.py
index 0465c251ed..00b75db88d 100644
--- a/src/Gui/TreeParams.py
+++ b/src/Gui/TreeParams.py
@@ -20,7 +20,7 @@
 # ***************************************************************************
 """Auto code generator for parameters in Preferences/TreeView"""
 import sys
-from os import sys, path
+from os import path
 
 # import Tools/params_utils.py
 sys.path.append(path.join(path.dirname(path.dirname(path.abspath(__file__))), "Tools"))