diff --git a/ports/wcslib/portfile.cmake b/ports/wcslib/portfile.cmake
index bb61a0338a..d68bf44d5e 100644
--- a/ports/wcslib/portfile.cmake
+++ b/ports/wcslib/portfile.cmake
@@ -1,7 +1,7 @@
 vcpkg_download_distfile(archive
-    URLS "http://www.atnf.csiro.au/people/mcalabre/WCS/wcslib-8.2.1.tar.bz2"
-    FILENAME "wcslib-8.2.1.tar.bz2"
-    SHA512 0d1ab63445974c2a4f425225cde197866187a9e7ae0195a33dcb33ad299018294338bc16ab4cbe6a3a27fb40aded75c60377348eaa91713d16a934cd95532c25
+    URLS "http://www.atnf.csiro.au/people/mcalabre/WCS/wcslib-${VERSION}.tar.bz2"
+    FILENAME "wcslib-${VERSION}.tar.bz2"
+    SHA512 1989f8f5788fd6d9fa102b771ad7db188b0899f716e11360516c96742f81f50755881279f90fce388451e8857f24003c85751f06aea83377e04bb5230523469f
 )
 
 vcpkg_extract_source_archive(
diff --git a/ports/wcslib/vcpkg.json b/ports/wcslib/vcpkg.json
index 8527306415..9e739e7599 100644
--- a/ports/wcslib/vcpkg.json
+++ b/ports/wcslib/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "wcslib",
-  "version": "8.2.1",
+  "version": "8.4",
   "description": "World Coordinate System (WCS) (Library)",
   "homepage": "https://www.atnf.csiro.au/people/mcalabre/WCS/",
   "supports": "!windows"
diff --git a/versions/baseline.json b/versions/baseline.json
index 0ef6d2da41..57bf9577ed 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -9613,7 +9613,7 @@
       "port-version": 1
     },
     "wcslib": {
-      "baseline": "8.2.1",
+      "baseline": "8.4",
       "port-version": 0
     },
     "websocketpp": {
diff --git a/versions/w-/wcslib.json b/versions/w-/wcslib.json
index ac7dbb0160..956e4cdcf1 100644
--- a/versions/w-/wcslib.json
+++ b/versions/w-/wcslib.json
@@ -1,14 +1,19 @@
 {
   "versions": [
     {
-      "git-tree": "2e33104b54c3db79012234ded4db319a3464885b",
-      "version": "7.12",
+      "git-tree": "4aabfdd25c7d79ce7cd97e339cdad70959798a39",
+      "version": "8.4",
       "port-version": 0
     },
     {
       "git-tree": "a68a2412a39e7458698f2e4110d8a50dc8619c96",
       "version": "8.2.1",
       "port-version": 0
+    },
+    {
+      "git-tree": "2e33104b54c3db79012234ded4db319a3464885b",
+      "version": "7.12",
+      "port-version": 0
     }
   ]
 }