diff --git a/python/adapters/brcm_openomci_onu/omci/brcm_mib_download_task.py b/python/adapters/brcm_openomci_onu/omci/brcm_mib_download_task.py
index 68d8d14..7116364 100644
--- a/python/adapters/brcm_openomci_onu/omci/brcm_mib_download_task.py
+++ b/python/adapters/brcm_openomci_onu/omci/brcm_mib_download_task.py
@@ -151,7 +151,7 @@
         failed_mask = omci_msg.get('failed_attributes_mask', 'n/a')
         unsupported_mask = omci_msg.get('unsupported_attributes_mask', 'n/a')
 
-        self.log.debug("OMCI Result: %s", operation,
+        self.log.debug("OMCI Result", operation=operation,
                        omci_msg=omci_msg, status=status,
                        error_mask=error_mask, failed_mask=failed_mask,
                        unsupported_mask=unsupported_mask)
diff --git a/python/adapters/brcm_openomci_onu/omci/brcm_tp_service_specific_task.py b/python/adapters/brcm_openomci_onu/omci/brcm_tp_service_specific_task.py
index d6fafda..465f12c 100644
--- a/python/adapters/brcm_openomci_onu/omci/brcm_tp_service_specific_task.py
+++ b/python/adapters/brcm_openomci_onu/omci/brcm_tp_service_specific_task.py
@@ -157,7 +157,7 @@
         failed_mask = omci_msg.get('failed_attributes_mask', 'n/a')
         unsupported_mask = omci_msg.get('unsupported_attributes_mask', 'n/a')
 
-        self.log.debug("OMCI Result: %s", operation, omci_msg=omci_msg, status=status, error_mask=error_mask,
+        self.log.debug("OMCI Result", operation=operation, omci_msg=omci_msg, status=status, error_mask=error_mask,
                        failed_mask=failed_mask, unsupported_mask=unsupported_mask)
 
         if status == RC.Success:
diff --git a/python/adapters/brcm_openomci_onu/omci/brcm_vlan_filter_task.py b/python/adapters/brcm_openomci_onu/omci/brcm_vlan_filter_task.py
index 1afc671..ed3d21b 100644
--- a/python/adapters/brcm_openomci_onu/omci/brcm_vlan_filter_task.py
+++ b/python/adapters/brcm_openomci_onu/omci/brcm_vlan_filter_task.py
@@ -204,7 +204,7 @@
         failed_mask = omci_msg.get('failed_attributes_mask', 'n/a')
         unsupported_mask = omci_msg.get('unsupported_attributes_mask', 'n/a')
 
-        self.log.debug("OMCI Result: %s", operation, omci_msg=omci_msg,
+        self.log.debug("OMCI Result", operation=operation, omci_msg=omci_msg,
                        status=status, error_mask=error_mask,
                        failed_mask=failed_mask, unsupported_mask=unsupported_mask)
 
diff --git a/python/adapters/brcm_openomci_onu/onu_gem_port.py b/python/adapters/brcm_openomci_onu/onu_gem_port.py
index 8ecd192..1ee28a6 100644
--- a/python/adapters/brcm_openomci_onu/onu_gem_port.py
+++ b/python/adapters/brcm_openomci_onu/onu_gem_port.py
@@ -374,7 +374,7 @@
         failed_mask = omci_msg.get('failed_attributes_mask', 'n/a')
         unsupported_mask = omci_msg.get('unsupported_attributes_mask', 'n/a')
 
-        self.log.debug("OMCI Result: %s", operation, omci_msg=omci_msg,
+        self.log.debug("OMCI Result", operation=operation, omci_msg=omci_msg,
                        status=status, error_mask=error_mask,
                        failed_mask=failed_mask, unsupported_mask=unsupported_mask)
 
diff --git a/python/adapters/brcm_openomci_onu/onu_tcont.py b/python/adapters/brcm_openomci_onu/onu_tcont.py
index 1f5ad12..aabaed8 100644
--- a/python/adapters/brcm_openomci_onu/onu_tcont.py
+++ b/python/adapters/brcm_openomci_onu/onu_tcont.py
@@ -128,7 +128,7 @@
         failed_mask = omci_msg.get('failed_attributes_mask', 'n/a')
         unsupported_mask = omci_msg.get('unsupported_attributes_mask', 'n/a')
 
-        self.log.debug("OMCI Result: %s", operation, omci_msg=omci_msg,
+        self.log.debug("OMCI Result", operation=operation, omci_msg=omci_msg,
                        status=status, error_mask=error_mask,
                        failed_mask=failed_mask, unsupported_mask=unsupported_mask)