diff --git a/gremlin-client/Cargo.toml b/gremlin-client/Cargo.toml
index 5a65eaf2..d5e6b063 100644
--- a/gremlin-client/Cargo.toml
+++ b/gremlin-client/Cargo.toml
@@ -58,7 +58,7 @@ thiserror = "1.0.20"
 
 
 
-mobc = {version = "0.7", optional = true, default-features=false, features = ["unstable"] }
+mobc = {version = "0.8", optional = true, default-features=false, features = ["unstable"] }
 url =  {version = "2.1.0", optional = true}
 futures = { version = "0.3.1", optional = true}
 pin-project-lite = { version = "0.2", optional = true}
diff --git a/gremlin-client/src/aio/client.rs b/gremlin-client/src/aio/client.rs
index fcaa4c47..ad3c52f2 100644
--- a/gremlin-client/src/aio/client.rs
+++ b/gremlin-client/src/aio/client.rs
@@ -60,6 +60,8 @@ impl GremlinClient {
             .get_timeout(opts.pool_get_connection_timeout)
             .max_open(pool_size as u64)
             .health_check_interval(opts.pool_healthcheck_interval)
+            //Makes max idle connections equal to max open, matching the behavior of the sync pool r2d2
+            .max_idle(0)
             .build(manager);
 
         Ok(GremlinClient {