diff --git a/ports/bshoshany-thread-pool/portfile.cmake b/ports/bshoshany-thread-pool/portfile.cmake
index dd8589ea9f..13cda1b1fb 100644
--- a/ports/bshoshany-thread-pool/portfile.cmake
+++ b/ports/bshoshany-thread-pool/portfile.cmake
@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO bshoshany/thread-pool
     REF "v${VERSION}"
-    SHA512 43200acf989adbabc0478d847931d2e46c4ce13de9d28f2e603e6b86d38a7370c0e50bacd36bff5a1a200f33ae6394764adc64ce9a54df5e418d85fb525b4b3f
+    SHA512 a503f6877d8264c79bdffec204551a3bfba50c608dba34bbfb8145dc480715ed3d86d3d70cbe86855d3a739474c4de6e204ab1f95fe9fd3245e93cddd7e345af
     HEAD_REF master
 )
 
diff --git a/ports/bshoshany-thread-pool/vcpkg.json b/ports/bshoshany-thread-pool/vcpkg.json
index 38abafcd5b..5b8aeffad2 100644
--- a/ports/bshoshany-thread-pool/vcpkg.json
+++ b/ports/bshoshany-thread-pool/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "bshoshany-thread-pool",
-  "version": "3.5.0",
+  "version": "4.0.0",
   "maintainers": "Barak Shoshany <baraksh@gmail.com>",
   "description": "BS::thread_pool: a fast, lightweight, and easy-to-use C++17 thread pool library",
   "homepage": "https://github.com/bshoshany/thread-pool",
diff --git a/versions/b-/bshoshany-thread-pool.json b/versions/b-/bshoshany-thread-pool.json
index d652925cf2..20c0d93e7d 100644
--- a/versions/b-/bshoshany-thread-pool.json
+++ b/versions/b-/bshoshany-thread-pool.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "0dab54b91bf4c70fc898cb14fb2505773f54660b",
+      "version": "4.0.0",
+      "port-version": 0
+    },
     {
       "git-tree": "ed9b93bfd6a7031b7d96fa5443873f4c2634a049",
       "version": "3.5.0",
diff --git a/versions/baseline.json b/versions/baseline.json
index e4eee7846c..842a17e343 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -1337,7 +1337,7 @@
       "port-version": 0
     },
     "bshoshany-thread-pool": {
-      "baseline": "3.5.0",
+      "baseline": "4.0.0",
       "port-version": 0
     },
     "bsio": {