diff --git a/README.md b/README.md
index c8a95de3c..c6babedb3 100644
--- a/README.md
+++ b/README.md
@@ -313,7 +313,7 @@ breakdown of the GNU test results of the main branch can be found
 See <https://github.com/orgs/uutils/projects/1> for the main meta bugs
 (many are missing).
 
-![Evolution over time](https://github.com/uutils/coreutils-tracking/blob/main/gnu-results.png?raw=true)
+![Evolution over time](https://github.com/uutils/coreutils-tracking/blob/main/gnu-results.svg?raw=true)
 
 </div> <!-- close oranda-hide div -->
 
diff --git a/docs/src/test_coverage.md b/docs/src/test_coverage.md
index b83760588..2bfad68bc 100644
--- a/docs/src/test_coverage.md
+++ b/docs/src/test_coverage.md
@@ -18,4 +18,4 @@ or resulted in an error.
 
 ## Progress over time
 
-<image src="https://github.com/uutils/coreutils-tracking/blob/main/gnu-results.png?raw=true">
+<image src="https://github.com/uutils/coreutils-tracking/blob/main/gnu-results.svg?raw=true">