diff --git a/changelog.d/14590.doc b/changelog.d/14590.doc
new file mode 100644
index 0000000000000000000000000000000000000000..4196ffa95c5fd13c711fbc614c2bf07ef3336879
--- /dev/null
+++ b/changelog.d/14590.doc
@@ -0,0 +1 @@
+Remove old, incorrect minimum postgres version note and replace with a link to the [Dependency Deprecation Policy](https://matrix-org.github.io/synapse/v1.73/deprecation_policy.html).
\ No newline at end of file
diff --git a/docs/postgres.md b/docs/postgres.md
index f2519f6b0a639b1d3410d5351fa3d7549074e26b..46b4603fe5738606f336777542647dc3c8d9a540 100644
--- a/docs/postgres.md
+++ b/docs/postgres.md
@@ -1,6 +1,7 @@
 # Using Postgres
 
-Synapse supports PostgreSQL versions 10 or later.
+The minimum supported version of PostgreSQL is determined by the [Dependency
+Deprecation Policy](deprecation_policy.md).
 
 ## Install postgres client libraries