diff --git a/hapi-fhir-docs/src/main/resources/ca/uhn/hapi/fhir/changelog/5_4_0/2520-support-mdm-expansion-in-search.yaml b/hapi-fhir-docs/src/main/resources/ca/uhn/hapi/fhir/changelog/5_4_0/2520-support-mdm-expansion-in-search.yaml
new file mode 100644
index 00000000000..8f619d91752
--- /dev/null
+++ b/hapi-fhir-docs/src/main/resources/ca/uhn/hapi/fhir/changelog/5_4_0/2520-support-mdm-expansion-in-search.yaml
@@ -0,0 +1,5 @@
+---
+type: add
+issue: 2520
+title: "Add support for `:mdm` search parameter qualifier on reference search parameters. Details about enabling this feature
+can be found [in the documentation](/hapi-fhir/docs/server_jpa_mdm/mdm_expansion.html)."