diff --git a/ports/immer/portfile.cmake b/ports/immer/portfile.cmake
index c6c2a0bb0c9..f2cae1a905c 100644
--- a/ports/immer/portfile.cmake
+++ b/ports/immer/portfile.cmake
@@ -3,8 +3,8 @@
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO arximboldi/immer
-    REF a11df7243cb516a1aeffc83c31366d7259c79e82
-    SHA512 7aefa894d57167e8606ffd20c78490731885da610da084ffdc4ee677e40c7a3b4edcd0fbf74e354fc68866d09ec7a35a7c549f78ce91f2f1a84bb6ccc605e135
+    REF a1271fa712342f5c6dfad876820da17e10c28214
+    SHA512 7ea544c88b7a3742ebeedabe5ff7ba78178b3523c1c8564b5c0daae4044dda22340b0531e1382618557d1c118222da4a7ce06dde02e4bc05833514dde1cf2dd1
     HEAD_REF master
 )
 
diff --git a/ports/immer/vcpkg.json b/ports/immer/vcpkg.json
index c52c0f02cf5..df1f3ea4f4d 100644
--- a/ports/immer/vcpkg.json
+++ b/ports/immer/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "immer",
-  "version-date": "2021-05-03",
+  "version-date": "2022-02-12",
   "description": "Postmodern immutable and persistent data structures for C++",
   "homepage": "https://sinusoid.es/immer/",
   "dependencies": [
diff --git a/versions/baseline.json b/versions/baseline.json
index 87e648cfdd5..ecb507e00e1 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -2905,7 +2905,7 @@
       "port-version": 0
     },
     "immer": {
-      "baseline": "2021-05-03",
+      "baseline": "2022-02-12",
       "port-version": 0
     },
     "implot": {
diff --git a/versions/i-/immer.json b/versions/i-/immer.json
index 0ab115f21b6..0e018380b30 100644
--- a/versions/i-/immer.json
+++ b/versions/i-/immer.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "37adfac25bfa3c7df3718c1cb0c9be295eb34cb3",
+      "version-date": "2022-02-12",
+      "port-version": 0
+    },
     {
       "git-tree": "0ee78459721140ead0ace0a031bbb9d28039b19e",
       "version-date": "2021-05-03",