diff --git a/lib/platform/bitbucket/index.js b/lib/platform/bitbucket/index.js
index 2d59f527ac..36d54f4b74 100644
--- a/lib/platform/bitbucket/index.js
+++ b/lib/platform/bitbucket/index.js
@@ -230,7 +230,10 @@ async function getBranchStatus(branchName, requiredStatusChecks) {
   );
   const noOfFailures = statuses.filter(status => status.state === 'FAILED')
     .length;
-  logger.debug({ branchName, sha, statuses }, 'branch status check result');
+  logger.debug(
+    { branch: branchName, sha, statuses },
+    'branch status check result'
+  );
   if (noOfFailures) {
     return 'failed';
   }
diff --git a/lib/platform/github/index.js b/lib/platform/github/index.js
index 80a0e44b33..7be628c574 100644
--- a/lib/platform/github/index.js
+++ b/lib/platform/github/index.js
@@ -422,7 +422,7 @@ function mergeBranch(branchName) {
   // istanbul ignore if
   if (config.pushProtection) {
     logger.info(
-      { branchName },
+      { branch: branchName },
       'Branch protection: Attempting to merge branch when push protection is enabled'
     );
   }
@@ -504,7 +504,7 @@ async function setBranchStatus(
   if (existingStatus === state) {
     return;
   }
-  logger.info({ branchName, context, state }, 'Setting branch status');
+  logger.info({ branch: branchName, context, state }, 'Setting branch status');
   const branchCommit = await config.storage.getBranchCommit(branchName);
   const url = `repos/${config.repository}/statuses/${branchCommit}`;
   const options = {
@@ -836,7 +836,7 @@ async function createPr(
     `repos/${config.parentRepo || config.repository}/pulls`,
     options
   )).body;
-  logger.debug({ branchName, pr: pr.number }, 'PR created');
+  logger.debug({ branch: branchName, pr: pr.number }, 'PR created');
   pr.displayNumber = `Pull Request #${pr.number}`;
   pr.branchName = branchName;
   await addLabels(pr.number, labels);
@@ -1200,7 +1200,7 @@ async function mergePr(prNo, branchName) {
   // istanbul ignore if
   if (config.pushProtection) {
     logger.info(
-      { branchName, prNo },
+      { branch: branchName, prNo },
       'Branch protection: Cannot automerge PR when push protection is enabled'
     );
     return false;
@@ -1208,7 +1208,7 @@ async function mergePr(prNo, branchName) {
   // istanbul ignore if
   if (config.prReviewsRequired) {
     logger.debug(
-      { branchName, prNo },
+      { branch: branchName, prNo },
       'Branch protection: Attempting to merge PR when PR reviews are enabled'
     );
     const repository = config.parentRepo || config.repository;
@@ -1216,7 +1216,7 @@ async function mergePr(prNo, branchName) {
     const isApproved = reviews.body.some(review => review.state === 'APPROVED');
     if (!isApproved) {
       logger.info(
-        { branchName, prNo },
+        { branch: branchName, prNo },
         'Branch protection: Cannot automerge PR until there is an approving review'
       );
       return false;
diff --git a/lib/platform/github/storage.js b/lib/platform/github/storage.js
index ea0af7e914..1948a402c2 100644
--- a/lib/platform/github/storage.js
+++ b/lib/platform/github/storage.js
@@ -148,9 +148,12 @@ class Storage {
         );
       } catch (err) /* istanbul ignore next */ {
         if (err.message.startsWith('Reference does not exist')) {
-          logger.info({ branchName }, 'Branch to delete does not exist');
+          logger.info(
+            { branch: branchName },
+            'Branch to delete does not exist'
+          );
         } else {
-          logger.warn({ err, branchName }, 'Error deleting branch');
+          logger.warn({ err, branch: branchName }, 'Error deleting branch');
         }
       }
     }
@@ -167,7 +170,7 @@ class Storage {
       };
       try {
         await get.patch(url, options);
-        logger.debug({ branchName }, 'Branch merged');
+        logger.debug({ branch: branchName }, 'Branch merged');
       } catch (err) {
         logger.info({ err }, `Error pushing branch merge for ${branchName}`);
         throw new Error('Branch automerge failed');
@@ -205,7 +208,7 @@ class Storage {
       } catch (error) {
         if (error.statusCode === 404) {
           // If file not found, then return null JSON
-          logger.info({ filePath, branchName }, 'getFile 404');
+          logger.info({ filePath, branch: branchName }, 'getFile 404');
           return null;
         }
         if (
@@ -281,11 +284,11 @@ class Storage {
       try {
         if (isBranchExisting) {
           await updateBranch(branchName, commit);
-          logger.debug({ branchName }, 'Branch updated');
+          logger.debug({ branch: branchName }, 'Branch updated');
           return 'updated';
         }
         await createBranch(branchName, commit);
-        logger.info({ branchName }, 'Branch created');
+        logger.info({ branch: branchName }, 'Branch created');
         return 'created';
       } catch (err) /* istanbul ignore next */ {
         logger.debug({
@@ -324,7 +327,7 @@ class Storage {
             await deleteBranch(blockingBranch);
           }
         }
-        logger.debug({ options, branchName }, 'Creating branch');
+        logger.debug({ options, branch: branchName }, 'Creating branch');
         await get.post(`repos/${config.repository}/git/refs`, options);
         branchList.push(branchName);
         logger.debug('Created branch');
diff --git a/lib/workers/branch/automerge.js b/lib/workers/branch/automerge.js
index c57d60d3e2..d01b409120 100644
--- a/lib/workers/branch/automerge.js
+++ b/lib/workers/branch/automerge.js
@@ -19,7 +19,7 @@ async function tryBranchAutomerge(config) {
     logger.debug(`Automerging branch`);
     try {
       await platform.mergeBranch(config.branchName);
-      logger.info({ branchName: config.branchName }, 'Branch automerged');
+      logger.info({ branch: config.branchName }, 'Branch automerged');
       return 'automerged'; // Branch no longer exists
     } catch (err) {
       logger.info({ err }, `Failed to automerge branch`);
diff --git a/lib/workers/branch/commit.js b/lib/workers/branch/commit.js
index 5aceee88ea..8b3de3d328 100644
--- a/lib/workers/branch/commit.js
+++ b/lib/workers/branch/commit.js
@@ -19,7 +19,7 @@ async function commitFilesToBranch(config) {
       config.parentBranch || config.baseBranch || undefined
     );
     if (res) {
-      logger.info({ branchName: config.branchName }, `Branch ${res}`);
+      logger.info({ branch: config.branchName }, `Branch ${res}`);
     }
   } else {
     logger.debug(`No files to commit`);
diff --git a/lib/workers/pr/index.js b/lib/workers/pr/index.js
index a7536a5eab..ab7f1b5f6f 100644
--- a/lib/workers/pr/index.js
+++ b/lib/workers/pr/index.js
@@ -218,7 +218,7 @@ async function ensurePr(prConfig) {
       );
       return existingPr;
     }
-    logger.debug({ branchName, prTitle }, `Creating PR`);
+    logger.debug({ branch: branchName, prTitle }, `Creating PR`);
     // istanbul ignore if
     if (config.updateType === 'rollback') {
       logger.warn('Creating Rollback PR');
@@ -233,16 +233,19 @@ async function ensurePr(prConfig) {
         false,
         config.statusCheckVerify
       );
-      logger.info({ branchName, pr: pr.number }, 'PR created');
+      logger.info({ branch: branchName, pr: pr.number }, 'PR created');
     } catch (err) {
       logger.warn({ err }, `Failed to create PR`);
       if (err.message === 'Validation Failed (422)') {
-        logger.info({ branchName }, 'Deleting invalid branch');
+        logger.info({ branch: branchName }, 'Deleting invalid branch');
         await platform.deleteBranch(branchName);
       }
       // istanbul ignore if
       if (err.statusCode === 502) {
-        logger.info({ branchName }, 'Deleting branch due to server error');
+        logger.info(
+          { branch: branchName },
+          'Deleting branch due to server error'
+        );
         await platform.deleteBranch(branchName);
       }
       return null;
diff --git a/lib/workers/repository/onboarding/branch/config.js b/lib/workers/repository/onboarding/branch/config.js
index 0993a7df0a..7b542b1caf 100644
--- a/lib/workers/repository/onboarding/branch/config.js
+++ b/lib/workers/repository/onboarding/branch/config.js
@@ -21,7 +21,7 @@ async function getOnboardingConfig(config) {
       renovateJson.labels = [String(label).replace('greenkeeper', 'renovate')];
     }
     if (branchName) {
-      logger.info({ branchName }, 'Migrating Greenkeeper branchName');
+      logger.info({ branch: branchName }, 'Migrating Greenkeeper branchName');
       renovateJson.branchName = [
         String(branchName).replace('greenkeeper', 'renovate'),
       ];