Fix Markdown typos
diff --git a/src/changelog/.1.x.x/.release-notes.md.ftl b/src/changelog/.1.x.x/.release-notes.md.ftl
index 14d464e..8e0b67d 100644
--- a/src/changelog/.1.x.x/.release-notes.md.ftl
+++ b/src/changelog/.1.x.x/.release-notes.md.ftl
@@ -15,7 +15,7 @@
~ limitations under the License.
-->
-= ${release.version}<#if release.date?has_content> (${release.date})</#if>
+# ${release.version}<#if release.date?has_content> (${release.date})</#if>
This minor release bumps the Kotlin baseline to 1.6.21 and contains various small improvements.
diff --git a/src/changelog/1.0.0/.release-notes.md.ftl b/src/changelog/1.0.0/.release-notes.md.ftl
index 628b200..4b44a83 100644
--- a/src/changelog/1.0.0/.release-notes.md.ftl
+++ b/src/changelog/1.0.0/.release-notes.md.ftl
@@ -15,7 +15,7 @@
~ limitations under the License.
-->
-= ${release.version}<#if release.date?has_content> (${release.date})</#if>
+# ${release.version}<#if release.date?has_content> (${release.date})</#if>
This is the first major release of the project.
diff --git a/src/changelog/1.1.0/.release-notes.md.ftl b/src/changelog/1.1.0/.release-notes.md.ftl
index 5f83038..6af659d 100644
--- a/src/changelog/1.1.0/.release-notes.md.ftl
+++ b/src/changelog/1.1.0/.release-notes.md.ftl
@@ -15,7 +15,7 @@
~ limitations under the License.
-->
-= ${release.version}<#if release.date?has_content> (${release.date})</#if>
+# ${release.version}<#if release.date?has_content> (${release.date})</#if>
This is the 2nd minor release of the project.
diff --git a/src/changelog/1.2.0/.release-notes.md.ftl b/src/changelog/1.2.0/.release-notes.md.ftl
index 8d9d145..95fcc8c 100644
--- a/src/changelog/1.2.0/.release-notes.md.ftl
+++ b/src/changelog/1.2.0/.release-notes.md.ftl
@@ -1,4 +1,4 @@
-<!--
+<#--
~ Licensed to the Apache Software Foundation (ASF) under one or more
~ contributor license agreements. See the NOTICE file distributed with
~ this work for additional information regarding copyright ownership.
@@ -15,7 +15,7 @@
~ limitations under the License.
-->
-= ${release.version}<#if release.date?has_content> (${release.date})</#if>
+# ${release.version}<#if release.date?has_content> (${release.date})</#if>
Changes staged for the next 1.x.x version that is yet to be released.
