diff --git a/ports/avro-cpp/fix-std32_t.patch b/ports/avro-cpp/fix-std32_t.patch
new file mode 100644
index 00000000000000..1f0ff42a2db476
--- /dev/null
+++ b/ports/avro-cpp/fix-std32_t.patch
@@ -0,0 +1,12 @@
+diff --git a/lang/c++/include/avro/LogicalType.hh b/lang/c++/include/avro/LogicalType.hh
+index b2a7d0294..7b113b3aa 100644
+--- a/lang/c++/include/avro/LogicalType.hh
++++ b/lang/c++/include/avro/LogicalType.hh
+@@ -22,6 +22,7 @@
+ #include <iostream>
+ 
+ #include "Config.hh"
++#include <cstdint>
+ 
+ namespace avro {
+ 
diff --git a/ports/avro-cpp/portfile.cmake b/ports/avro-cpp/portfile.cmake
index b6a2d8ea370f25..d3b3a5dd83b847 100644
--- a/ports/avro-cpp/portfile.cmake
+++ b/ports/avro-cpp/portfile.cmake
@@ -7,6 +7,7 @@ vcpkg_from_github(
     PATCHES
         fix-cmake.patch
         fix-fmt.patch
+        fix-std32_t.patch
 )
 
 vcpkg_check_features(OUT_FEATURE_OPTIONS FEATURE_OPTIONS
diff --git a/ports/avro-cpp/vcpkg.json b/ports/avro-cpp/vcpkg.json
index 9756896069eb9d..ab8cf5e819759c 100644
--- a/ports/avro-cpp/vcpkg.json
+++ b/ports/avro-cpp/vcpkg.json
@@ -1,6 +1,7 @@
 {
   "name": "avro-cpp",
   "version": "1.12.0",
+  "port-version": 2,
   "description": "Apache Avro is a data serialization system",
   "homepage": "https://github.com/apache/avro",
   "license": "Apache-2.0",
diff --git a/versions/a-/avro-cpp.json b/versions/a-/avro-cpp.json
index 192ebc80522105..a5eab3933fb7a9 100644
--- a/versions/a-/avro-cpp.json
+++ b/versions/a-/avro-cpp.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "4ef85ccd3feb1c611ad245ab1ead9796b09b1bc9",
+      "version": "1.12.0",
+      "port-version": 2
+    },
     {
       "git-tree": "d177503c9c4f90f723a50e01156fbb79b479237d",
       "version": "1.12.0",
diff --git a/versions/baseline.json b/versions/baseline.json
index 3bf25305a41fd7..c9e822c439ba3b 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -382,7 +382,7 @@
     },
     "avro-cpp": {
       "baseline": "1.12.0",
-      "port-version": 0
+      "port-version": 2
     },
     "awlib": {
       "baseline": "2024-04-06",