diff --git a/ports/lzav/portfile.cmake b/ports/lzav/portfile.cmake
index 8bb1694240..59283e72b9 100644
--- a/ports/lzav/portfile.cmake
+++ b/ports/lzav/portfile.cmake
@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO avaneev/lzav
     REF ${VERSION}
-    SHA512 cd324152adbf6fdeb53573bfd98f7e4e272529b9ed250137a6436f8348e5cfdf112b7b6396a0733c2b2160641bebf8916002fd64e7b4c6fcd150effacec1fe7d
+    SHA512 82d42d11626518acbdaa310737139a3c277222eb84dadc02b962dd904d74e7a6c26fdfb52770f6832e65cc3612d7ac9a362d76754dd2fb55c28cb32411820d37
     HEAD_REF master
 )
 
diff --git a/ports/lzav/vcpkg.json b/ports/lzav/vcpkg.json
index fac2705f41..d9ca11c106 100644
--- a/ports/lzav/vcpkg.json
+++ b/ports/lzav/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "lzav",
-  "version": "5.11",
+  "version": "5.12",
   "description": "Fast In-Memory Data Compression Algorithm (inline C/C++)",
   "homepage": "https://github.com/avaneev/lzav",
   "license": "MIT"
diff --git a/versions/baseline.json b/versions/baseline.json
index d216d77bab..cc8f681030 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -6325,7 +6325,7 @@
       "port-version": 0
     },
     "lzav": {
-      "baseline": "5.11",
+      "baseline": "5.12",
       "port-version": 0
     },
     "lzfse": {
diff --git a/versions/l-/lzav.json b/versions/l-/lzav.json
index 9905b702fe..37931931c3 100644
--- a/versions/l-/lzav.json
+++ b/versions/l-/lzav.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "86220a550482ba98ec5e1f9af2a09ddce1ecd3b7",
+      "version": "5.12",
+      "port-version": 0
+    },
     {
       "git-tree": "df3e8564d8c6cecd5c6d7d6cb1d8e42ba2e554dd",
       "version": "5.11",