diff --git a/ports/ace/CONTROL b/ports/ace/CONTROL
index 8323188d90e..ed08a12c228 100644
--- a/ports/ace/CONTROL
+++ b/ports/ace/CONTROL
@@ -1,3 +1,3 @@
 Source: ace
-Version: 6.5.2
+Version: 6.5.3
 Description: The ADAPTIVE Communication Environment
diff --git a/ports/ace/portfile.cmake b/ports/ace/portfile.cmake
index 3f5df8868e4..4ec2bc48c65 100644
--- a/ports/ace/portfile.cmake
+++ b/ports/ace/portfile.cmake
@@ -9,9 +9,8 @@ endif()
 include(vcpkg_common_functions)
 set(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/ACE_wrappers/ace)
 vcpkg_download_distfile(ARCHIVE
-    URLS "https://github.com/DOCGroup/ACE_TAO/releases/download/ACE%2BTAO-6_5_2/ACE.zip"
-    FILENAME "ACE-6.5.2.zip"
-    SHA512 ca8a55942b50628e851cad7074a249c480d82f916979a50bb24174432248037fb7a79ca055c7e6553d96aa58f14b97e8e8bf5dbc8671b72b8712e8a65f63ac98
+    URLS "https://github.com/DOCGroup/ACE_TAO/releases/download/ACE%2BTAO-6_5_3/ACE-6.5.3.zip"
+    SHA512 1c24c7a138b6580e0f2a71d3e797ed846a3c046854c19d10175198dc519b610b2ac684d6e0e3999705319304b6eee3f09405cb43ce48a869d2f1446342da469d
 )
 vcpkg_extract_source_archive(${ARCHIVE})