diff --git a/lib/manager/npm/extract/locked-versions.js b/lib/manager/npm/extract/locked-versions.js
index 6665492d2f17fdbf8fc02ad8acdcfad138b01062..e064b705565ac3bf1417316538c7cc05c78d812c 100644
--- a/lib/manager/npm/extract/locked-versions.js
+++ b/lib/manager/npm/extract/locked-versions.js
@@ -11,7 +11,7 @@ async function getLockedVersions(packageFiles) {
   for (const packageFile of packageFiles) {
     const { yarnLock, npmLock, pnpmShrinkwrap } = packageFile;
     if (yarnLock) {
-      logger.debug('Found yarnLock');
+      logger.trace('Found yarnLock');
       if (!lockFileCache[yarnLock]) {
         logger.debug('Retrieving/parsing ' + yarnLock);
         lockFileCache[yarnLock] = await getYarnLock(yarnLock);
diff --git a/lib/manager/npm/post-update/index.js b/lib/manager/npm/post-update/index.js
index 0bde47c6a0ea7249d06baf638eecb26f610e6b91..c4f7e67d22b8be8c3cb574f57a95802463da7af8 100644
--- a/lib/manager/npm/post-update/index.js
+++ b/lib/manager/npm/post-update/index.js
@@ -63,7 +63,7 @@ function determineLockFileDirs(config, packageFiles) {
   }
 
   for (const p of config.updatedPackageFiles) {
-    logger.debug(`Checking ${p.name} for lock files`);
+    logger.trace(`Checking ${p.name} for lock files`);
     const packageFile = getPackageFile(p.name);
     // lerna first
     if (packageFile.lernaDir && (packageFile.npmLock || packageFile.yarnLock)) {
@@ -507,25 +507,25 @@ async function getAdditionalFiles(config, packageFiles) {
       for (const packageFile of packageFiles.npm) {
         const baseDir = path.dirname(packageFile.packageFile);
         const filename = upath.join(baseDir, lockFile);
-        logger.debug('Checking for ' + filename);
+        logger.trace('Checking for ' + filename);
         const existingContent = await platform.getFile(
           filename,
           config.parentBranch
         );
         if (existingContent) {
-          logger.debug('Found lock file');
+          logger.trace('Found lock file');
           const lockFilePath = upath.join(config.tmpDir.path, filename);
-          logger.debug('Checking against ' + lockFilePath);
+          logger.trace('Checking against ' + lockFilePath);
           try {
             const newContent = await fs.readFile(lockFilePath, 'utf8');
             if (newContent !== existingContent) {
-              logger.debug('File is updated');
+              logger.debug('File is updated: ' + lockFilePath);
               updatedLockFiles.push({
                 name: filename,
                 contents: newContent,
               });
             } else {
-              logger.debug('File is unchanged');
+              logger.trace('File is unchanged');
             }
           } catch (err) {
             logger.warn(
@@ -534,7 +534,7 @@ async function getAdditionalFiles(config, packageFiles) {
             );
           }
         } else {
-          logger.debug('No lock file found');
+          logger.trace('No lock file found');
         }
       }
     }
diff --git a/lib/workers/repository/process/extract-update.js b/lib/workers/repository/process/extract-update.js
index 474a7c45567dd94f488175e4b6c21d881507e69b..342bbbee3cebc9872244369c35b8e15095d8e818 100644
--- a/lib/workers/repository/process/extract-update.js
+++ b/lib/workers/repository/process/extract-update.js
@@ -11,7 +11,7 @@ module.exports = {
 async function extractAndUpdate(config) {
   logger.debug('extractAndUpdate()');
   const packageFiles = await extractAllDependencies(config);
-  logger.debug({ config: packageFiles }, 'packageFiles');
+  logger.trace({ config: packageFiles }, 'packageFiles');
   await fetchUpdates(config, packageFiles);
   logger.debug({ config: packageFiles }, 'packageFiles with updates');
   const { branches, branchList } = branchifyUpgrades(config, packageFiles);
diff --git a/lib/workers/repository/process/fetch.js b/lib/workers/repository/process/fetch.js
index 33276a4716e4e1e1cebad6f4e45a719ffc0fc3a3..06b2e7d2e0c33d3a30ad7ea8acbeb17dcff4d0a3 100644
--- a/lib/workers/repository/process/fetch.js
+++ b/lib/workers/repository/process/fetch.js
@@ -33,7 +33,7 @@ async function fetchDepUpdates(packageFileConfig, dep) {
     dep.skipReason = 'disabled';
   } else {
     dep.updates = await getPackageUpdates(manager, depConfig);
-    logger.debug({
+    logger.trace({
       packageFile,
       manager,
       depName,