diff --git a/ports/opencascade/portfile.cmake b/ports/opencascade/portfile.cmake
index a665a66c1a..0bdc99d987 100644
--- a/ports/opencascade/portfile.cmake
+++ b/ports/opencascade/portfile.cmake
@@ -3,7 +3,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO Open-Cascade-SAS/OCCT
     REF "${VERSION_STR}"
-    SHA512 af176cbd105c49949282c16bb6e30f69167bc6c00a50e0ae69aea555815d47ac3c4540c233e596c5add7cb846c2b33d7be267d8e02472286e758b662b4a652ab
+    SHA512 807c1f8732926cfdabcfbdf8d6a0e76b8dba1a1e614afe084a467ffb4cfd80623f5e3afa7e9905b1ac96667c93e01b5f98ceaa8948a576a1093d98df98cc8f81
     HEAD_REF master
     PATCHES
         dependencies.patch
diff --git a/ports/opencascade/vcpkg.json b/ports/opencascade/vcpkg.json
index f1e32cc79d..9003dfddeb 100644
--- a/ports/opencascade/vcpkg.json
+++ b/ports/opencascade/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "opencascade",
-  "version": "7.8.0",
+  "version": "7.8.1",
   "description": "Open CASCADE Technology (OCCT) is an open-source software development platform for 3D CAD, CAM, CAE.",
   "homepage": "https://github.com/Open-Cascade-SAS/OCCT",
   "license": "LGPL-2.1-only",
diff --git a/versions/baseline.json b/versions/baseline.json
index d03f6afa85..bfd998c14f 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -6381,7 +6381,7 @@
       "port-version": 3
     },
     "opencascade": {
-      "baseline": "7.8.0",
+      "baseline": "7.8.1",
       "port-version": 0
     },
     "opencc": {
diff --git a/versions/o-/opencascade.json b/versions/o-/opencascade.json
index faefcd83be..3e72343ff6 100644
--- a/versions/o-/opencascade.json
+++ b/versions/o-/opencascade.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "3788e11facf70c485e7f3efa240a082c99b3c1b1",
+      "version": "7.8.1",
+      "port-version": 0
+    },
     {
       "git-tree": "b53f4c5f2a5e1b878488d7076761faf6284bfc32",
       "version": "7.8.0",