diff --git a/lib/workers/branch/index.js b/lib/workers/branch/index.js
index 693d6c4df711b30368f74cf26d734b4652d284c5..4b91d0fa98cd36b5fc3240be95a17e0af17d692f 100644
--- a/lib/workers/branch/index.js
+++ b/lib/workers/branch/index.js
@@ -136,7 +136,6 @@ async function processBranch(branchConfig) {
     Object.assign(config, await getUpdatedPackageFiles(config));
     if (config.updatedPackageFiles && config.updatedPackageFiles.length) {
       logger.debug(
-        { updatedPackageFiles: config.updatedPackageFiles },
         `Updated ${config.updatedPackageFiles.length} package files`
       );
     } else {
diff --git a/lib/workers/branch/lock-files.js b/lib/workers/branch/lock-files.js
index 007439e1940cb22d4aa5059c7da4bfa385690d08..133139acf097f46fde09b6f49190d40babbef07a 100644
--- a/lib/workers/branch/lock-files.js
+++ b/lib/workers/branch/lock-files.js
@@ -199,12 +199,16 @@ async function writeExistingFiles(config) {
   const npmFiles = config.packageFiles.filter(p =>
     p.packageFile.endsWith('package.json')
   );
+  logger.debug(
+    { packageFiles: npmFiles.map(n => n.packageFile) },
+    'Writing package.json files'
+  );
   for (const packageFile of npmFiles) {
     const basedir = upath.join(
       config.tmpDir.path,
       path.dirname(packageFile.packageFile)
     );
-    logger.debug(`Writing package.json to ${basedir}`);
+    logger.trace(`Writing package.json to ${basedir}`);
     // Massage the file to eliminate yarn errors
     const massagedFile = { ...packageFile.content };
     if (massagedFile.name) {
@@ -283,7 +287,7 @@ async function writeExistingFiles(config) {
         packageLock
       );
     } else {
-      logger.debug(`Removing ${basedir}/package-lock.json`);
+      logger.trace(`Removing ${basedir}/package-lock.json`);
       await fs.remove(upath.join(basedir, 'package-lock.json'));
     }
     // istanbul ignore if
@@ -305,7 +309,7 @@ async function writeExistingFiles(config) {
       const yarnLock = await platform.getFile(packageFile.yarnLock);
       await fs.outputFile(upath.join(basedir, 'yarn.lock'), yarnLock);
     } else {
-      logger.debug(`Removing ${basedir}/yarn.lock`);
+      logger.trace(`Removing ${basedir}/yarn.lock`);
       await fs.remove(upath.join(basedir, 'yarn.lock'));
     }
     // TODO: Update the below with this once https://github.com/pnpm/pnpm/issues/992 is fixed