diff --git a/CMakeLists.txt b/CMakeLists.txt
index 92aed6fef..8958c744f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -123,11 +123,11 @@ if(C3_WITH_LLVM)
         endif()
         FetchContent_Declare(
                 LLVM_Windows
-                URL https://github.com/c3lang/win-llvm/releases/download/llvm_19_1_4/llvm-19.1.4-windows-amd64-msvc17-libcmt.7z
+                URL https://github.com/c3lang/win-llvm/releases/download/llvm_19_1_5/llvm-19.1.5-windows-amd64-msvc17-libcmt.7z
         )
         FetchContent_Declare(
                 LLVM_Windows_debug
-                URL https://github.com/c3lang/win-llvm/releases/download/llvm_19_1_4/llvm-19.1.4-windows-amd64-msvc17-libcmt-dbg.7z
+                URL https://github.com/c3lang/win-llvm/releases/download/llvm_19_1_5/llvm-19.1.5-windows-amd64-msvc17-libcmt-dbg.7z
         )
         if(CMAKE_BUILD_TYPE STREQUAL "Debug")
             message("Loading Windows LLVM debug libraries, this may take a while...")