diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8fc5b34a11d0846213a6a476835699140571530f..e3aec2ec341b9299f87ceee51d4823b0113ff691 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 0.1.9
+## 1.0.0-pre
 
 - Updated dependencies
 - Fixed Malformed XML error
diff --git a/pubspec.yaml b/pubspec.yaml
index f9ac99c1e75dffb5b407858abbf1e0f76c70c4ef..5866e1783443b0a44da4415e037ac66254800e60 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: minio
 description: Unofficial MinIO Dart Client SDK that provides simple APIs to access any Amazon S3 compatible object storage server.
-version: 0.1.8
+version: 1.0.0-pre
 homepage: https://github.com/xtyxtyx/minio-dart
 issue_tracker: https://github.com/xtyxtyx/minio-dart/issues