diff --git a/debian/patches/risc/clang-riscv64-multiarch.diff b/debian/patches/risc/clang-riscv64-multiarch.diff
index 62119f83..c7aa313f 100644
--- a/debian/patches/risc/clang-riscv64-multiarch.diff
+++ b/debian/patches/risc/clang-riscv64-multiarch.diff
@@ -1,8 +1,8 @@
-Index: llvm-toolchain-snapshot_11~++20200409051253+d08105482e1/clang/lib/Driver/ToolChains/Linux.cpp
+Index: llvm-toolchain-snapshot_13~++20210322120055+02b51e5316cd/clang/lib/Driver/ToolChains/Linux.cpp
 ===================================================================
---- llvm-toolchain-snapshot_11~++20200409051253+d08105482e1.orig/clang/lib/Driver/ToolChains/Linux.cpp
-+++ llvm-toolchain-snapshot_11~++20200409051253+d08105482e1/clang/lib/Driver/ToolChains/Linux.cpp
-@@ -151,6 +151,10 @@ std::string Linux::getMultiarchTriple(co
+--- llvm-toolchain-snapshot_13~++20210322120055+02b51e5316cd.orig/clang/lib/Driver/ToolChains/Linux.cpp
++++ llvm-toolchain-snapshot_13~++20210322120055+02b51e5316cd/clang/lib/Driver/ToolChains/Linux.cpp
+@@ -161,6 +161,10 @@ std::string Linux::getMultiarchTriple(co
      if (D.getVFS().exists(SysRoot + "/lib/powerpc64le-linux-gnu"))
        return "powerpc64le-linux-gnu";
      break;
@@ -13,22 +13,3 @@ Index: llvm-toolchain-snapshot_11~++20200409051253+d08105482e1/clang/lib/Driver/
    case llvm::Triple::sparc:
      if (D.getVFS().exists(SysRoot + "/lib/sparc-linux-gnu"))
        return "sparc-linux-gnu";
-@@ -761,6 +765,8 @@ void Linux::AddClangSystemIncludeArgs(co
-       "/usr/include/powerpc64-linux-gnu"};
-   const StringRef PPC64LEMultiarchIncludeDirs[] = {
-       "/usr/include/powerpc64le-linux-gnu"};
-+  const StringRef RISCV64MultiarchIncludeDirs[] = {
-+      "/usr/include/riscv64-linux-gnu"};
-   const StringRef SparcMultiarchIncludeDirs[] = {
-       "/usr/include/sparc-linux-gnu"};
-   const StringRef Sparc64MultiarchIncludeDirs[] = {
-@@ -836,6 +842,9 @@ void Linux::AddClangSystemIncludeArgs(co
-   case llvm::Triple::ppc64le:
-     MultiarchIncludeDirs = PPC64LEMultiarchIncludeDirs;
-     break;
-+  case llvm::Triple::riscv64:
-+    MultiarchIncludeDirs = RISCV64MultiarchIncludeDirs;
-+    break;
-   case llvm::Triple::sparc:
-     MultiarchIncludeDirs = SparcMultiarchIncludeDirs;
-     break;