diff --git a/ports/libe57format/portfile.cmake b/ports/libe57format/portfile.cmake
index 2d4bb800f9..8f22d2ba5a 100644
--- a/ports/libe57format/portfile.cmake
+++ b/ports/libe57format/portfile.cmake
@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO asmaloney/libE57Format
     REF "v${VERSION}"
-    SHA512 545e4beeeade562b8c7dda29e4879132ff59f5f45f1e1a2e4fbff266c5f1e9035e99d70070317559786bdc8c3a73de9813c7cb1e9823d5e109d14a43028e8432
+    SHA512 9be79a969b74008801e20531530cdf3dc1f0041d6fbd2be1aaa8d58b35b06309b1f324309ad1d989a345389ed168c96c325ebe65844efec9bbffd183bf2e4766
     HEAD_REF master
 )
 
diff --git a/ports/libe57format/vcpkg.json b/ports/libe57format/vcpkg.json
index adaa45a4ee..7d00f4ee0f 100644
--- a/ports/libe57format/vcpkg.json
+++ b/ports/libe57format/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "libe57format",
-  "version": "3.1.0",
+  "version": "3.1.1",
   "description": "A library to provide read & write support for the E57 file format.",
   "homepage": "https://github.com/asmaloney/libE57Format",
   "license": "BSL-1.0",
diff --git a/versions/baseline.json b/versions/baseline.json
index 4f31269e42..7cb46f2002 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -4261,7 +4261,7 @@
       "port-version": 4
     },
     "libe57format": {
-      "baseline": "3.1.0",
+      "baseline": "3.1.1",
       "port-version": 0
     },
     "libebur128": {
diff --git a/versions/l-/libe57format.json b/versions/l-/libe57format.json
index 977ab10baa..b537e07c7a 100644
--- a/versions/l-/libe57format.json
+++ b/versions/l-/libe57format.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "fb409510c8365dadc49053428c15e36163d204e2",
+      "version": "3.1.1",
+      "port-version": 0
+    },
     {
       "git-tree": "6fc957c8c7eef98a7d7ba0688057399fa8aa2537",
       "version": "3.1.0",