diff --git a/ohmpi/hardware_components/raspberry_pi.py b/ohmpi/hardware_components/raspberry_pi.py
index 6ea597de74e273571423262ff58b45232af4df69..3bfa2af74e338b0ffbcb3775b750ac9e8af4ba29 100644
--- a/ohmpi/hardware_components/raspberry_pi.py
+++ b/ohmpi/hardware_components/raspberry_pi.py
@@ -44,14 +44,16 @@ class Ctl(CtlAbstract):
         except RuntimeWarning:
             pass
 
+        warnings.resetwarnings()
         # Extended I2C
         try:
             self.interfaces['i2c_ext'] = ExtendedI2C(4)  # 4 is defined
-        # except RuntimeWarning:
-            # pass
+        except RuntimeWarning:
+            pass
         except Exception as e:
             self.exec_logger.warning(f'Could not initialize Extended I2C:\n{e}')
-        warnings.resetwarnings()
+
+
 
         # modbus
         try: