diff --git a/extra/llvm/build b/extra/llvm/build
index 6bee4a51..37acc6bc 100755
--- a/extra/llvm/build
+++ b/extra/llvm/build
@@ -2,6 +2,8 @@
 
 export DESTDIR="$1"
 
+patch -p1 < musl-stack-size.patch
+
 cd llvm
 cmake -B build \
     -DCMAKE_INSTALL_PREFIX=/usr \
diff --git a/extra/llvm/checksums b/extra/llvm/checksums
index f2a3c9af..feacc118 100644
--- a/extra/llvm/checksums
+++ b/extra/llvm/checksums
@@ -1,2 +1,3 @@
 b3f2a3fc4d2f77ef717f920ec5bd224a196e67c024ecf0b1080e38f8b95ba297ed
 78c57fd0ae1cf67b61210b2d6be58aa51372161e8de66efa78a268dcdb348520b3
+c975229979af06c139b27c56d42cb32a58b16aa5b0b74e28245a06e75be8f35e1d
diff --git a/extra/llvm/patches/musl-stack-size.patch b/extra/llvm/patches/musl-stack-size.patch
new file mode 100644
index 00000000..b3f2189d
--- /dev/null
+++ b/extra/llvm/patches/musl-stack-size.patch
@@ -0,0 +1,14 @@
+diff --git a/llvm/lib/Support/Threading.cpp b/llvm/lib/Support/Threading.cpp
+index 923935bbc..26594aac8 100644
+--- a/llvm/lib/Support/Threading.cpp
++++ b/llvm/lib/Support/Threading.cpp
+@@ -77,7 +77,7 @@ unsigned llvm::ThreadPoolStrategy::compute_thread_count() const {
+ // keyword.
+ #include "llvm/Support/thread.h"
+ 
+-#if defined(__APPLE__)
++#if 1
+   // Darwin's default stack size for threads except the main one is only 512KB,
+   // which is not enough for some/many normal LLVM compilations. This implements
+   // the same interface as std::thread but requests the same stack size as the
+
diff --git a/extra/llvm/sources b/extra/llvm/sources
index 250ae371..426fe7a3 100644
--- a/extra/llvm/sources
+++ b/extra/llvm/sources
@@ -1,2 +1,3 @@
 https://github.com/llvm/llvm-project/releases/download/llvmorg-18.1.2/llvm-18.1.2.src.tar.xz llvm
 https://github.com/llvm/llvm-project/releases/download/llvmorg-18.1.2/cmake-18.1.2.src.tar.xz cmake
+patches/musl-stack-size.patch