diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 284bde63b..93d405b01 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -16,10 +16,10 @@ jobs:
 
         ocaml-compiler:
           - 4.08.x
-          - 4.12.x
-          - 4.13.x
           - 4.14.x
-          - 5.00.x
+          - 5.0.x
+          - 5.1.x
+
 
     runs-on: ${{ matrix.os }}
 
diff --git a/aws-lwt.opam b/aws-lwt.opam
index 87e36707f..4474af9d8 100644
--- a/aws-lwt.opam
+++ b/aws-lwt.opam
@@ -16,7 +16,7 @@ dev-repo: "git+https://github.com/inhabitedtype/ocaml-aws.git"
 depends: [
   "ocaml" {>= "4.08"}
   "aws" {= version}
-  "lwt" {>= "4.0.0" & < "5.7.0"}
+  "lwt" {>= "4.0.0" & < "5.8.0"}
   "cohttp" {>= "2.4.0" & < "3.0.0"}
   "cohttp-lwt" {>= "2.4.0" & < "3.0.0"}
   "cohttp-lwt-unix" {>= "0.99.0"}