diff --git a/clang/lib/Driver/ToolChains/Gnu.cpp b/clang/lib/Driver/ToolChains/Gnu.cpp
--- a/clang/lib/Driver/ToolChains/Gnu.cpp
+++ b/clang/lib/Driver/ToolChains/Gnu.cpp
@@ -2151,6 +2151,7 @@
   if (SysRoot.empty() && TargetTriple.getOS() == llvm::Triple::Linux) {
     // Yet, still look for RHEL/CentOS devtoolsets and gcc-toolsets.
     Prefixes.push_back("/opt/rh/gcc-toolset-10/root/usr");
+    Prefixes.push_back("/opt/rh/devtoolset-11/root/usr");
     Prefixes.push_back("/opt/rh/devtoolset-10/root/usr");
     Prefixes.push_back("/opt/rh/devtoolset-9/root/usr");
     Prefixes.push_back("/opt/rh/devtoolset-8/root/usr");