diff --git a/changelog.d/5198.feature b/changelog.d/5198.feature
new file mode 100644
index 0000000000000000000000000000000000000000..c8f624d1723112f8ea834785fedba3b63aba4d35
--- /dev/null
+++ b/changelog.d/5198.feature
@@ -0,0 +1 @@
+Add experimental support for reactions.