diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index 1c9da8a8b5..c0f81b0e2f 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -1767,7 +1767,7 @@ (define-public aws-sdk-cpp
     (name "aws-sdk-cpp")
     ; When updating also check for a tagged update to aws-crt-cpp from
     ; https://github.com/aws/aws-sdk-cpp/tree/main/crt
-    (version "1.9.306")
+    (version "1.11.402")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -1776,7 +1776,7 @@ (define-public aws-sdk-cpp
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "0k3f4xq4vvlwrwgpp0vka4pwzbnkylvrkbbkjksx6wq6g1a2gc2g"))))
+                "016jzz01c8mf5v732rk8gglmvpa8lf5c5r7jndvbp6gn6nlvnplx"))))
     (build-system cmake-build-system)
     (arguments
      '(;; Tests are run during the build phase.