diff --git a/CHANGELOG.md b/CHANGELOG.md
index d48b4e97..7449a57c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Added
 
 ### Dependencies
+- Bound `aws-*` dependencies to `<1.0` ([#215](https://github.com/opensearch-project/opensearch-rs/pull/215))
 
 ### Changed
 
diff --git a/opensearch/Cargo.toml b/opensearch/Cargo.toml
index 3fdf8a3b..a70dbd99 100644
--- a/opensearch/Cargo.toml
+++ b/opensearch/Cargo.toml
@@ -40,15 +40,15 @@ serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 serde_with = "3"
 void = "1.0.2"
-aws-credential-types = { version = ">= 0.57", optional = true }
-aws-sigv4 = { version = ">= 0.57", optional = true }
-aws-smithy-runtime-api = { version = ">= 0.57", optional = true, features = ["client"]}
-aws-types = { version = ">= 0.57", optional = true }
+aws-credential-types = { version = ">= 0.57, <1.0", optional = true }
+aws-sigv4 = { version = ">= 0.57, <1.0", optional = true }
+aws-smithy-runtime-api = { version = ">= 0.57, <1.0", optional = true, features = ["client"]}
+aws-types = { version = ">= 0.57, <1.0", optional = true }
 
 [dev-dependencies]
 anyhow = "1.0"
-aws-config = ">= 0.57"
-aws-smithy-async = ">= 0.57"
+aws-config = ">= 0.57, <1.0"
+aws-smithy-async = ">= 0.57, <1.0"
 chrono = { version = "0.4", features = ["serde"] }
 clap = "2"
 futures = "0.3.1"