diff --git a/build-llvm.sh b/build-llvm.sh
index 1abf45e..03c3b47 100755
--- a/build-llvm.sh
+++ b/build-llvm.sh
@@ -17,7 +17,7 @@
 set -e
 
 : ${LLVM_REPOSITORY:=https://github.com/llvm/llvm-project.git}
-: ${LLVM_VERSION:=llvmorg-23.1.4}
+: ${LLVM_VERSION:=llvmorg-23.1.5}
 ASSERTS=OFF
 unset HOST
 BUILDDIR="build"