diff --git a/resources/templates/default.yml.j2 b/resources/templates/default.yml.j2
index 61a83d44b..fdfa85e6a 100644
--- a/resources/templates/default.yml.j2
+++ b/resources/templates/default.yml.j2
@@ -281,6 +281,7 @@ vars:
   # tvm.make_tool: "ninja"
   llvm.distributioni: x86_64-linux-gnu-ubuntu-18.04
   # llvm.version: 18.1.8
+  llvm.dl_url: "https://syncandshare.lrz.de/dl/fiWBtDLWz17RBc1Yd4VDW7/LLVM/default/18.1.8/Ubuntu/{{ ubuntu_version if ubuntu_version is defined else '20.04'}}/llvm.tar.xz"
   riscv_gcc.dl_url: "https://syncandshare.lrz.de/dl/fiWBtDLWz17RBc1Yd4VDW7/GCC/default/2024.09.03_gcc14/Ubuntu/{{ ubuntu_version if ubuntu_version is defined else '20.04'}}/rv32gc_ilp32d.tar.xz"
   riscv_gcc.dl_url_vext: "https://syncandshare.lrz.de/dl/fiWBtDLWz17RBc1Yd4VDW7/GCC/default/2024.09.03_gcc14/Ubuntu/{{ ubuntu_version if ubuntu_version is defined else '20.04'}}/rv32gcv_ilp32d.tar.xz"
   riscv_gcc.dl_url_pext: "https://syncandshare.lrz.de/dl/fiWBtDLWz17RBc1Yd4VDW7/GCC/pext/2022.04.28/Ubuntu/{{ ubuntu_version if ubuntu_version is defined else '20.04'}}/rv32gcp_ilp32d.tar.xz"
diff --git a/resources/templates/dev.yml.j2 b/resources/templates/dev.yml.j2
index ea5945ab0..7c25a5d16 100644
--- a/resources/templates/dev.yml.j2
+++ b/resources/templates/dev.yml.j2
@@ -334,7 +334,7 @@ vars:
   # tvm.make_tool: "ninja"
   # llvm.version: "16.0.0"
   # llvm.dl_url: "https://syncandshare.lrz.de/dl/fiWBtDLWz17RBc1Yd4VDW7/LLVM/default/Archive/llvm16.tar.xz"
-  llvm.dl_url: "https://syncandshare.lrz.de/dl/fiWBtDLWz17RBc1Yd4VDW7/GCC/default/17.0.6/Ubuntu/{{ ubuntu_version if ubuntu_version is defined else '20.04'}}/llvm.tar.xz"
+  llvm.dl_url: "https://syncandshare.lrz.de/dl/fiWBtDLWz17RBc1Yd4VDW7/LLVM/default/18.1.8/Ubuntu/{{ ubuntu_version if ubuntu_version is defined else '20.04'}}/llvm.tar.xz"
   # llvm.distributioni: x86_64-linux-gnu-ubuntu-18.04
   # llvm.version: 18.1.8
   riscv_gcc.dl_url: "https://syncandshare.lrz.de/dl/fiWBtDLWz17RBc1Yd4VDW7/GCC/default/2024.09.03_gcc14/Ubuntu/{{ ubuntu_version if ubuntu_version is defined else '20.04'}}/rv32gc_ilp32d.tar.xz"