diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 73652ca4c532..ed87136a4f43 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -58,8 +58,8 @@ rec {
       "sha256-kdakfB1uRg5K+FZyeNSQxvBYj0+ztJrDTq4Dkh6dqAA=";
 
   mypy-boto3-acm-pca =
-    buildMypyBoto3Package "acm-pca" "1.35.0"
-      "sha256-YU4Djb4Z9//5WYvkSgv9vlv4oG8Da6dP/Oktpuff4q0=";
+    buildMypyBoto3Package "acm-pca" "1.35.38"
+      "sha256-9hJo5ZV8ckN5+V/L6MOowyWr2eZoroVRmzooMDDA6WE=";
 
   mypy-boto3-amp =
     buildMypyBoto3Package "amp" "1.35.0"