diff --git a/docs/images/12-sonarcloud.png b/docs/images/12-sonarcloud.png
new file mode 100644
index 00000000..98fe36f7
Binary files /dev/null and b/docs/images/12-sonarcloud.png differ
diff --git a/docs/src/12_testing.adoc b/docs/src/12_testing.adoc
index 8a871e04..69a163a7 100644
--- a/docs/src/12_testing.adoc
+++ b/docs/src/12_testing.adoc
@@ -107,4 +107,9 @@ image::12-grafana-loadtests.png[]
 
 As we can see in Gatling's report, the application was able to handle a load of 9990 requests. In particular, 97% of the requests were successful in less than 800 milliseconds and 3% were unsuccessful. 
 
-This shows that the application is able to handle a large number of requests in a short period of time, with a high success rate. We can also be sure that the application is able to handle a large number of users accessing it at the same time in production.
\ No newline at end of file
+This shows that the application is able to handle a large number of requests in a short period of time, with a high success rate. We can also be sure that the application is able to handle a large number of users accessing it at the same time in production.
+
+=== Code coverage
+We used SonarCloud to check the code coverage of the application. It shows test coverage, code duplication, and code smells, among other things. The results are shown below:
+
+image::12-sonarcloud.png[]
\ No newline at end of file