diff --git a/lib/plugins/graphite/send-annotation.js b/lib/plugins/graphite/send-annotation.js
index 80323a166..34a3fd0ef 100644
--- a/lib/plugins/graphite/send-annotation.js
+++ b/lib/plugins/graphite/send-annotation.js
@@ -55,7 +55,7 @@ module.exports = {
           reject(e);
         } else {
           res.setEncoding('utf8');
-          log.info('Sent annotation to Graphite');
+          log.debug('Sent annotation to Graphite');
           resolve();
         }
       });
diff --git a/lib/plugins/graphite/sender.js b/lib/plugins/graphite/sender.js
index e9656cfd5..0780b7673 100644
--- a/lib/plugins/graphite/sender.js
+++ b/lib/plugins/graphite/sender.js
@@ -11,8 +11,8 @@ class GraphiteSender {
   }
 
   send(data) {
-    log.info('Send data to Graphite %s:%s', this.host, this.port);
-    log.debug('Sending ' + data);
+    log.debug('Send data to Graphite %s:%s', this.host, this.port);
+    log.verbose('Sending ' + data);
     return new Promise((resolve, reject) => {
       let socket = net.connect(this.port, this.host, () => {
         socket.write(data);
diff --git a/lib/plugins/html/htmlBuilder.js b/lib/plugins/html/htmlBuilder.js
index ce465342e..1140cdb0b 100644
--- a/lib/plugins/html/htmlBuilder.js
+++ b/lib/plugins/html/htmlBuilder.js
@@ -34,7 +34,7 @@ class HTMLBuilder {
     const name = this.context.name;
     const timestamp = this.timestamp;
     const nTestedPages = Object.keys(dataCollection.urlPages).length;
-    log.info('Render HTML for %s page(s) ', nTestedPages);
+    log.debug('Render HTML for %s page(s) ', nTestedPages);
     const errors = dataCollection.getErrorPages();
 
     if (Object.keys(errors).length > 0) {
diff --git a/lib/plugins/influxdb/index.js b/lib/plugins/influxdb/index.js
index c00fc88a4..d698b4230 100644
--- a/lib/plugins/influxdb/index.js
+++ b/lib/plugins/influxdb/index.js
@@ -19,7 +19,7 @@ const defaultConfig = {
 module.exports = {
   open(context, options) {
     throwIfMissing(options.influxdb, ['host', 'database'], 'influxdb');
-    log.info(
+    log.debug(
       'Setup InfluxDB host %s and database %s',
       options.influxdb.host,
       options.influxdb.database
diff --git a/lib/plugins/influxdb/send-annotation.js b/lib/plugins/influxdb/send-annotation.js
index 9507af538..206a016c4 100644
--- a/lib/plugins/influxdb/send-annotation.js
+++ b/lib/plugins/influxdb/send-annotation.js
@@ -63,7 +63,7 @@ module.exports = {
           reject(e);
         } else {
           res.setEncoding('utf-8');
-          log.info('Sent annotation to InfluxDB');
+          log.debug('Sent annotation to InfluxDB');
           resolve();
         }
       });
diff --git a/lib/plugins/s3/index.js b/lib/plugins/s3/index.js
index 69add0d6e..2d3f29f64 100644
--- a/lib/plugins/s3/index.js
+++ b/lib/plugins/s3/index.js
@@ -75,7 +75,7 @@ module.exports = {
           fs
             .removeAsync(baseDir)
             .then(() => {
-              log.info(`Removed local files and directory ${baseDir}`);
+              log.debug(`Removed local files and directory ${baseDir}`);
               resolve();
             })
             .catch(e => reject(e));