diff --git a/ports/blosc2/portfile.cmake b/ports/blosc2/portfile.cmake
index 91d4b6d28e..938914b346 100644
--- a/ports/blosc2/portfile.cmake
+++ b/ports/blosc2/portfile.cmake
@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO Blosc/c-blosc2
     REF "v${VERSION}"
-    SHA512 64ceb1e2bba5e5945d2e03a34489a1ca5e6ce1ec62e533b9f4a8467f583058d0e75f01da0af67ae286713f9a86f39b8f6a84fdc44ee083c5b5e2d8565996308e
+    SHA512 d0a80358fd27efa9e0b6c007dc64140c459f9f2905445ed5b0bcd6b0ff34f2498ad997865e272a70ad5dc56f4dfb8575ef8f95eb223442c053639d2e82d36615
     HEAD_REF main
 )
 
diff --git a/ports/blosc2/vcpkg.json b/ports/blosc2/vcpkg.json
index a71a459dce..da46bb3417 100644
--- a/ports/blosc2/vcpkg.json
+++ b/ports/blosc2/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "blosc2",
-  "version": "3.1.4",
+  "version": "3.1.5",
   "description": "A fast, compressed, persistent binary data store library for C.",
   "homepage": "https://github.com/Blosc/c-blosc2",
   "license": "BSD-3-Clause",
diff --git a/versions/b-/blosc2.json b/versions/b-/blosc2.json
index f7a4f5f32e..abb2ed7081 100644
--- a/versions/b-/blosc2.json
+++ b/versions/b-/blosc2.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "5b4f8f49944b766c0c106f706f2704771509d55a",
+      "version": "3.1.5",
+      "port-version": 0
+    },
     {
       "git-tree": "08fa1325117ca85656b5aa5ca32cb1d557ed635d",
       "version": "3.1.4",
diff --git a/versions/baseline.json b/versions/baseline.json
index 2907abbe21..d6d529356f 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -793,7 +793,7 @@
       "port-version": 0
     },
     "blosc2": {
-      "baseline": "3.1.4",
+      "baseline": "3.1.5",
       "port-version": 0
     },
     "blpapi": {