diff --git a/runtimes/CMakeLists.txt b/runtimes/CMakeLists.txt
index 603a3289c27b..010ec879e44a 100644
--- a/runtimes/CMakeLists.txt
+++ b/runtimes/CMakeLists.txt
@@ -151,7 +151,9 @@ endif()
 # Avoid checking whether the compiler is working.
 set(LLVM_COMPILER_CHECKED ON)
 
+# Handle common options used by all runtimes.
 include(AddLLVM)
+include(HandleLLVMOptions)
 
 find_package(Python3 REQUIRED COMPONENTS Interpreter)