diff --git a/repoapi/models/gri.py b/repoapi/models/gri.py
index 3aaf2f3..09616ba 100644
--- a/repoapi/models/gri.py
+++ b/repoapi/models/gri.py
@@ -37,7 +37,7 @@ class GerritRepoInfo(models.Model):
 
 def gerrit_repo_add(instance):
     log = logger.bind(
-        instance=instance,
+        instance=str(instance),
     )
     if instance.param_ppa == "$ppa":
         log.warn("ppa unset, skip removal")
@@ -49,7 +49,7 @@ def gerrit_repo_add(instance):
         defaults={"projectname": instance.projectname},
     )
     if created:
-        log.debug("ppa created", ppa=ppa)
+        log.debug("ppa created", ppa=str(ppa))
     elif ppa.projectname == "unknown":
         ppa.projectname = instance.projectname
         ppa.save()
@@ -58,7 +58,7 @@ def gerrit_repo_add(instance):
 
 def gerrit_repo_del(instance):
     log = logger.bind(
-        instance=instance,
+        instance=str(instance),
     )
     if instance.param_ppa == "$ppa":
         log.warn("ppa unset, skip removal")
@@ -69,7 +69,7 @@ def gerrit_repo_del(instance):
             param_ppa=instance.param_ppa, gerrit_change=instance.gerrit_change
         )
         ppa.delete()
-        log.debug("removed ppa", ppa=ppa)
+        log.debug("removed ppa", ppa=str(ppa))
     except GerritRepoInfo.DoesNotExist:
         pass
     qs = gri.filter(param_ppa=instance.param_ppa)
@@ -92,7 +92,7 @@ def gerrit_repo_manage(sender, **kwargs):
     if kwargs["created"]:
         instance = kwargs["instance"]
         log = logger.bind(
-            instance=instance,
+            instance=str(instance),
             ppa=instance.param_ppa,
         )
         if instance.param_ppa == "$ppa":
@@ -112,5 +112,5 @@ def gerrit_repo_manage(sender, **kwargs):
             and instance.result == "SUCCESS"
             and instance.gerrit_eventtype == "change-abandoned"
         ):
-            logger.debug("we need to count this")
+            log.debug("we need to count this")
             gerrit_repo_del(instance)
diff --git a/repoapi/tasks.py b/repoapi/tasks.py
index 1d25de4..d39d302 100644
--- a/repoapi/tasks.py
+++ b/repoapi/tasks.py
@@ -38,7 +38,7 @@ def jenkins_remove_project(self, jbi_id):
     JenkinsBuildInfo = apps.get_model("repoapi", "JenkinsBuildInfo")
     jbi = JenkinsBuildInfo.objects.get(id=jbi_id)
     log = logger.bind(
-        jbi=jbi,
+        jbi=str(jbi),
     )
     if (
         jbi.jobname.endswith("-repos")
diff --git a/repoapi/utils.py b/repoapi/utils.py
index 9c8480b..9e40034 100644
--- a/repoapi/utils.py
+++ b/repoapi/utils.py
@@ -59,7 +59,7 @@ def dlfile(url, path):
         path=path,
     )
     if settings.DEBUG:
-        log.info("_NOT_ calling due to DEBUG is set", url)
+        log.info("_NOT_ calling due to DEBUG is set")
     else:
         auth = HTTPBasicAuth(
             settings.JENKINS_HTTP_USER, settings.JENKINS_HTTP_PASSWD
@@ -83,7 +83,7 @@ def open_jenkins_url(url):
     except requests.HTTPError as e:
         log.error("Error %s", e, status_code=res.status_code)
     except Exception as e:
-        log.error("Fatal error retrieving: %s", e)
+        log.error("Fatal error retrieving:", error=str(e))
 
     return False
 
@@ -99,7 +99,7 @@ def jenkins_remove_ppa(repo):
         url=url,
     )
     if settings.DEBUG:
-        log.debug("_NOT_ calling due to DEBUG is set", url)
+        log.debug("_NOT_ calling due to DEBUG is set")
     else:
         open_jenkins_url(url)
 
@@ -131,7 +131,7 @@ def _jenkins_get(url, base_path, filename):
         filename=filename,
         url=url,
     )
-    log.debug("download file from jenkins", url, path)
+    log.debug("download file from jenkins")
     dlfile(url, path)
     return path
 
@@ -176,7 +176,9 @@ def workfront_note_send(_id, message):
     ]
     res = executeAndReturnOutput(command)
     if res[0] != 0:
-        logger.error("can't post workfront note. %s. %s", res[1], res[2])
+        logger.error(
+            "can't post workfront notes", stdout=res[1], stderr=res[2]
+        )
         return False
     return True
 
@@ -186,7 +188,7 @@ def get_next_release(branch):
     res = executeAndReturnOutput(command)
     if res[0] != 0:
         logger.error(
-            "can't find out next release version. %s. %s", res[1], res[2]
+            "can't find out next release version", stdout=res[1], stderr=res[2]
         )
         return None
     val = res[1].rstrip()
@@ -212,7 +214,7 @@ def workfront_set_release_target(_id, release):
     ]
     res = executeAndReturnOutput(command)
     if res[0] != 0:
-        logger.error("can't set release target. %s. %s", res[1], res[2])
+        logger.error("can't set release target", stdout=res[1], stderr=res[2])
         return False
     return True