diff --git a/ports/openexr/avx.patch b/ports/openexr/avx.patch
new file mode 100644
index 00000000000000..4f57a63c5c9168
--- /dev/null
+++ b/ports/openexr/avx.patch
@@ -0,0 +1,13 @@
+diff --git a/src/lib/OpenEXRCore/unpack.c b/src/lib/OpenEXRCore/unpack.c
+index 7587eb2..79061b8 100644
+--- a/src/lib/OpenEXRCore/unpack.c
++++ b/src/lib/OpenEXRCore/unpack.c
+@@ -37,7 +39,7 @@ half_to_float8 (float* out, const uint16_t* src)
+ }
+ #endif
+ 
+-#if (defined(__x86_64__) || defined(_M_X64)) &&                                \
++#if (defined(__x86_64__) || defined(_M_X64)) && defined(__AVX__) &&                              \
+     (defined(__F16C__) || defined(__GNUC__) || defined(__clang__))
+ 
+ #    if defined(__F16C__)
diff --git a/ports/openexr/portfile.cmake b/ports/openexr/portfile.cmake
index d9c5585d37a619..d6a4128d35c77f 100644
--- a/ports/openexr/portfile.cmake
+++ b/ports/openexr/portfile.cmake
@@ -4,6 +4,7 @@ vcpkg_from_github(
     REF v3.1.5
     SHA512 01ef16eacd2dde83c67b81522bae87f47ba272a41ce7d4e35d865dbdcaa03093e7ac504b95d2c1b3a19535f2364a4f937b0e0570c74243bb1c6e021fce7b620c
     HEAD_REF master
+    PATCHES avx.patch
 )
 
 vcpkg_check_features(OUT_FEATURE_OPTIONS OPTIONS
diff --git a/ports/openexr/vcpkg.json b/ports/openexr/vcpkg.json
index a34d07342ee74b..f848f10af7da3c 100644
--- a/ports/openexr/vcpkg.json
+++ b/ports/openexr/vcpkg.json
@@ -1,6 +1,7 @@
 {
   "name": "openexr",
   "version": "3.1.5",
+  "port-version": 1,
   "description": "OpenEXR is a high dynamic-range (HDR) image file format developed by Industrial Light & Magic for use in computer imaging applications",
   "homepage": "https://www.openexr.com/",
   "license": "BSD-3-Clause",
diff --git a/versions/baseline.json b/versions/baseline.json
index 1ccae0e93d5d77..653b5dfa75fff5 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -5734,7 +5734,7 @@
     },
     "openexr": {
       "baseline": "3.1.5",
-      "port-version": 0
+      "port-version": 1
     },
     "openfbx": {
       "baseline": "2022-07-18",
diff --git a/versions/o-/openexr.json b/versions/o-/openexr.json
index e1948512584f85..66544b75c3540a 100644
--- a/versions/o-/openexr.json
+++ b/versions/o-/openexr.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "1bdfd5d68efb96110d15fb1244b7413f1a5edcfe",
+      "version": "3.1.5",
+      "port-version": 1
+    },
     {
       "git-tree": "1426fa9af15b03db5bacc50dcdd4569da1c18bde",
       "version": "3.1.5",