diff --git a/.changes/next-release/api-change-iotdata-21712.json b/.changes/next-release/api-change-iotdata-21712.json
new file mode 100644
index 0000000000..414400a08d
--- /dev/null
+++ b/.changes/next-release/api-change-iotdata-21712.json
@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``iot-data``",
+  "description": "[``botocore``] Updated Publish with support for new Retain flag and added two new API operations: GetRetainedMessage, ListRetainedMessages."
+}
diff --git a/.changes/next-release/api-change-mediaconvert-30507.json b/.changes/next-release/api-change-mediaconvert-30507.json
new file mode 100644
index 0000000000..c4d7e64f0d
--- /dev/null
+++ b/.changes/next-release/api-change-mediaconvert-30507.json
@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``mediaconvert``",
+  "description": "[``botocore``] AWS Elemental MediaConvert SDK has added MBAFF encoding support for AVC video and the ability to pass encryption context from the job settings to S3."
+}
diff --git a/.changes/next-release/api-change-polly-20334.json b/.changes/next-release/api-change-polly-20334.json
new file mode 100644
index 0000000000..3801b00270
--- /dev/null
+++ b/.changes/next-release/api-change-polly-20334.json
@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``polly``",
+  "description": "[``botocore``] Amazon Polly adds new New Zealand English voice - Aria. Aria is available as Neural voice only."
+}
diff --git a/.changes/next-release/api-change-ssm-87345.json b/.changes/next-release/api-change-ssm-87345.json
new file mode 100644
index 0000000000..4c9c1a4a57
--- /dev/null
+++ b/.changes/next-release/api-change-ssm-87345.json
@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``ssm``",
+  "description": "[``botocore``] Updated Parameter Store property for logging improvements."
+}
diff --git a/.changes/next-release/api-change-transcribe-42056.json b/.changes/next-release/api-change-transcribe-42056.json
new file mode 100644
index 0000000000..a31cb1922e
--- /dev/null
+++ b/.changes/next-release/api-change-transcribe-42056.json
@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``transcribe``",
+  "description": "[``botocore``] This release adds support for feature tagging with Amazon Transcribe batch jobs."
+}