diff --git a/store/CHANGELOG.md b/store/CHANGELOG.md
index 2a9dcc792f42..7b8c1821cc15 100644
--- a/store/CHANGELOG.md
+++ b/store/CHANGELOG.md
@@ -25,7 +25,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
-## [v0.1.0-alpha.2](https://github.com/cosmos/cosmos-sdk/releases/tag/store%2Fv0.1.0-alpha.2) - 2023-07-11
+## [v1.0.0-alpha.1](https://github.com/cosmos/cosmos-sdk/releases/tag/store%2Fv1.0.0-alpha.1) - 2023-07-11
 
 ### Features
 
diff --git a/x/tx/CHANGELOG.md b/x/tx/CHANGELOG.md
index 8cebd933f430..1c6ef90d31cc 100644
--- a/x/tx/CHANGELOG.md
+++ b/x/tx/CHANGELOG.md
@@ -31,6 +31,12 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+## v0.9.1
+
+### Improvements
+
+* [#]() Remove extra whitespace when marshalling module accounts.
+
 ## v0.9.0
 
 ### Bug Fixes
diff --git a/x/tx/signing/aminojson/encoder.go b/x/tx/signing/aminojson/encoder.go
index 26f525d08fc2..ddde5373b883 100644
--- a/x/tx/signing/aminojson/encoder.go
+++ b/x/tx/signing/aminojson/encoder.go
@@ -129,8 +129,12 @@ func moduleAccountEncoder(_ *Encoder, msg protoreflect.Message, w io.Writer) err
 		pretty.Sequence = 0
 	}
 
-	enc := json.NewEncoder(w)
-	err := enc.Encode(pretty)
+	// we do not want to use the json encoder here because it adds a newline
+	bz, err := json.Marshal(pretty)
+	if err != nil {
+		return err
+	}
+	_, err = w.Write(bz)
 	return err
 }