diff --git a/core/modules/system/tests/modules/html_test/html_test.info b/core/modules/system/tests/modules/html_test/html_test.info
deleted file mode 100644
index 6408ea4..0000000
--- a/core/modules/system/tests/modules/html_test/html_test.info
+++ /dev/null
@@ -1,6 +0,0 @@
-name = "HTML test"
-description = "Support module for testing finalized HTML rendering."
-package = Testing
-version = VERSION
-core = 8.x
-hidden = TRUE
diff --git a/core/modules/system/tests/modules/html_test/html_test.info.yml b/core/modules/system/tests/modules/html_test/html_test.info.yml
new file mode 100644
index 0000000..9ae6c3f
--- /dev/null
+++ b/core/modules/system/tests/modules/html_test/html_test.info.yml
@@ -0,0 +1,6 @@
+name: "HTML test"
+description: "Support module for testing finalized HTML rendering."
+package: Testing
+version: VERSION
+core: 8.x
+hidden: TRUE