diff --git a/ports/dlib/CONTROL b/ports/dlib/CONTROL
index 51f4d1e03b9..b23776ff5f8 100644
--- a/ports/dlib/CONTROL
+++ b/ports/dlib/CONTROL
@@ -1,5 +1,5 @@
 Source: dlib
-Version: 19.8
+Version: 19.9
 Build-Depends: libjpeg-turbo, libpng, sqlite3, fftw3, openblas, clapack
 Description: Modern C++ toolkit containing machine learning algorithms and tools for creating complex software in C++
 
diff --git a/ports/dlib/portfile.cmake b/ports/dlib/portfile.cmake
index 99784551a4f..fc63f494a39 100644
--- a/ports/dlib/portfile.cmake
+++ b/ports/dlib/portfile.cmake
@@ -3,8 +3,8 @@ include(vcpkg_common_functions)
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO davisking/dlib
-    REF v19.8
-    SHA512 5fbe306dab1fe025de0892808431ddc4bc6f3e91eb509881a0b341dd2d0a5a36c5d99d45ece19c428d6025b0601b996cab4b554332323a0c73a65d66b82db01a
+    REF v19.9
+    SHA512 1e2123c22e1b13cc84108fa627bfa92eadc9dee63f93a9f45676bbf2b752c8728117d915ac327f5223b0cdbce87dd3bef2f4d8d5ed3f8f5a314ffa9e8962a246
     HEAD_REF master
 )