diff --git a/preprocessor b/preprocessor
index 520876560d5bb4c886a11de681557dd05cbc200e..5fa91a08f68d04a8baac4f32dab9db62b5a3546f 160000
--- a/preprocessor
+++ b/preprocessor
@@ -1 +1 @@
-Subproject commit 520876560d5bb4c886a11de681557dd05cbc200e
+Subproject commit 5fa91a08f68d04a8baac4f32dab9db62b5a3546f
diff --git a/windows/deps/versions.mk b/windows/deps/versions.mk
index dd34d6f079fe8a36eb787aeb6429f8cd3a594da3..455956e6156e4509c85b980147eedd9e083c00c2 100644
--- a/windows/deps/versions.mk
+++ b/windows/deps/versions.mk
@@ -18,7 +18,7 @@ MATLAB64_VERSION = 20231122
 ## Build dependencies
 
 # pacman -Ss mingw-w64-x86_64-boost
-MINGW64_BOOST_VERSION = 1.83.0-2
+MINGW64_BOOST_VERSION = 1.84.0-1
 
 # pacman -Ss mingw-w64-x86_64-gsl
 MINGW64_GSL_VERSION = 2.7.1-2