diff --git a/ports/spdlog/portfile.cmake b/ports/spdlog/portfile.cmake
index 5c124bfdbf..6a56495d8c 100644
--- a/ports/spdlog/portfile.cmake
+++ b/ports/spdlog/portfile.cmake
@@ -1,9 +1,23 @@
+vcpkg_download_distfile(SPDLOG_BACKPORT_3541_PATCH
+    URLS https://github.com/gabime/spdlog/commit/1685e694c5cd8328280c48f8b94b1281c17c6fee.patch?full_index=1
+    FILENAME spdlog-backport-3541.patch
+    SHA512 9b5340c93b9a869ae7479395e23672288fc3b4347fc1e9a4535b580a6ade1dadd985e939fb5fbb820d262f0c2153599a88dd572443b62dab3498da8b327ee034
+)
+vcpkg_download_distfile(SPDLOG_BACKPORT_3543_PATCH
+    URLS https://github.com/gabime/spdlog/commit/d5af52d903ed69f96c7350155e94aeff248b31eb.patch?full_index=1
+    FILENAME spdlog-backport-3543.patch
+    SHA512 ada7e63920a48fa1641bf4929b6172c4e8570e2610534caf9fd1a769d00d304b7c5907987420f85989295a939aa1e75cf18c54bbf3ccc6ccad594a24aba2e8b9
+)
+
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO gabime/spdlog
     REF "v${VERSION}"
     SHA512 8df117055d19ff21c9c9951881c7bdf27cc0866ea3a4aa0614b2c3939cedceab94ac9abaa63dc4312b51562b27d708cb2f014c68c603fd1c1051d3ed5c1c3087
     HEAD_REF v1.x
+    PATCHES
+        "${SPDLOG_BACKPORT_3541_PATCH}"
+        "${SPDLOG_BACKPORT_3543_PATCH}"
 )
 
 vcpkg_check_features(OUT_FEATURE_OPTIONS FEATURE_OPTIONS
diff --git a/ports/spdlog/vcpkg.json b/ports/spdlog/vcpkg.json
index 27ea8a7c7c..cb4b956dbe 100644
--- a/ports/spdlog/vcpkg.json
+++ b/ports/spdlog/vcpkg.json
@@ -1,6 +1,7 @@
 {
   "name": "spdlog",
   "version-semver": "1.17.0",
+  "port-version": 1,
   "description": "Very fast, header-only/compiled, C++ logging library.",
   "homepage": "https://github.com/gabime/spdlog",
   "license": "MIT",
diff --git a/versions/baseline.json b/versions/baseline.json
index c15358e07b..847fe938b8 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -9574,7 +9574,7 @@
     },
     "spdlog": {
       "baseline": "1.17.0",
-      "port-version": 0
+      "port-version": 1
     },
     "spectra": {
       "baseline": "1.0.1",
diff --git a/versions/s-/spdlog.json b/versions/s-/spdlog.json
index 745cc38362..4e5c063239 100644
--- a/versions/s-/spdlog.json
+++ b/versions/s-/spdlog.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "c42bb1e74ab55b299d7fe52e68d0ab7b5dee165c",
+      "version-semver": "1.17.0",
+      "port-version": 1
+    },
     {
       "git-tree": "7971db787034aef4204ace90e0f94fdbab808f75",
       "version-semver": "1.17.0",