diff --git a/mingw-w64-emscripten/PKGBUILD b/mingw-w64-emscripten/PKGBUILD
index 16abe4359c..c885db2eaf 100644
--- a/mingw-w64-emscripten/PKGBUILD
+++ b/mingw-w64-emscripten/PKGBUILD
@@ -6,10 +6,10 @@ pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 # Sadly, upstream currently suggests bundling a binaryen version for the time being:
 # https://github.com/emscripten-core/emscripten/issues/12252
 # I'm obviously unhappy about that but it appears to be the only practical solution for the time being.
-pkgver=3.1.54
+pkgver=3.1.55
 # NOTE: You need to run ./get-compatible-versions.sh after changing the pkgver!
-_binaryen_revision=feb8f24128c0c3bd53862b2f39acc5116f8ae87e
-_llvm_project_revision=e769fb8699e3fa8e40623764f7713bfc783b0330
+_binaryen_revision=2ca9638354e4a5f260ced04d186808fc8b498986
+_llvm_project_revision=6c7805d5d186a6d1263f90b8033ad85e2d2633d7
 pkgrel=1
 pkgdesc="Compile C and C++ into highly-optimizable JavaScript for the web (mingw-w64)"
 arch=('any')