1 files changed, 4 insertions, 4 deletions

diff --git a/_posts/2017-08-11-simple-iot-application.md b/_posts/2017-08-11-simple-iot-application.md
index 3c9b4f9..b552e8f 100644
--- a/_posts/2017-08-11-simple-iot-application.md
+++ b/_posts/2017-08-11-simple-iot-application.md
@@ -51,7 +51,7 @@ to API and another to serving HTML with chart.
 Schema below represents what we will try to achieve and how different parts
 correlates to each other.
 
-![Overview](/assets/posts/iot-application/simple-iot-application-overview.svg)
+![Overview](/assets/posts/iot-application/simple-iot-application-overview.svg){:loading="lazy"}
 
 ## Simple Python API
 
@@ -219,12 +219,12 @@ available via POST method on /api route.
 After testing the service with Restlet Client you should be able to view your
 data in a database file ```data.db```.
 
-![REST settings example](/assets/posts/iot-application/iot-rest-example.png)
+![REST settings example](/assets/posts/iot-application/iot-rest-example.png){:loading="lazy"}
 
 You can also check the contents of new database file by using desktop client 
 for SQLite → [DB Browser for SQLite](http://sqlitebrowser.org/).
 
-![SQLite database example](/assets/posts/iot-application/iot-sqlite-db.png)
+![SQLite database example](/assets/posts/iot-application/iot-sqlite-db.png){:loading="lazy"}
 
 Table structure is as simple as it can be. We have ts (timestamp) and value
 (value from Arduino). As you can see timestamp is generated on API side. If you
@@ -586,7 +586,7 @@ every 5 seconds.
 If you navigate to ```http://0.0.0.0:5000``` you should see rendered chart as
 shown on picture below.
 
-![Application output](/assets/posts/iot-application/iot-app-output.png)
+![Application output](/assets/posts/iot-application/iot-app-output.png){:loading="lazy"}
 
 Complete application with all the code is available for
 [download](/assets/posts/iot-application/simple-iot-application.zip).