diff --git a/flang/cmake/caches/BOLT-PGO.cmake b/flang/cmake/caches/BOLT-PGO.cmake
index dc13daa14523..e71b9a981767 100644
--- a/flang/cmake/caches/BOLT-PGO.cmake
+++ b/flang/cmake/caches/BOLT-PGO.cmake
@@ -2,6 +2,7 @@
 
 set(BOLT_PGO_CMAKE_CACHE "PGO" CACHE STRING "")
 set(LLVM_ENABLE_PROJECTS "bolt;clang;flang;lld" CACHE STRING "")
+set(LLVM_ENABLE_RUNTIMES "compiler-rt;flang-rt;libunwind;openmp" CACHE STRING "")
 
 set(CLANG_BOOTSTRAP_TARGETS
   stage2-clang-bolt
diff --git a/flang/cmake/caches/BOLT.cmake b/flang/cmake/caches/BOLT.cmake
index 155eec704344..56ff3c78d6c1 100644
--- a/flang/cmake/caches/BOLT.cmake
+++ b/flang/cmake/caches/BOLT.cmake
@@ -7,6 +7,7 @@ set(CMAKE_EXE_LINKER_FLAGS "-Wl,--emit-relocs,-znow" CACHE STRING "")
 set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--emit-relocs,-znow" CACHE STRING "")
 
 set(LLVM_ENABLE_PROJECTS "bolt;clang;flang" CACHE STRING "")
+set(LLVM_ENABLE_RUNTIMES "compiler-rt;flang-rt;libunwind;openmp" CACHE STRING "")
 set(LLVM_TARGETS_TO_BUILD Native CACHE STRING "")
 
 # setup toolchain
diff --git a/flang/cmake/caches/PGO-stage2.cmake b/flang/cmake/caches/PGO-stage2.cmake
index b38a3adaa4fb..067e62da5562 100644
--- a/flang/cmake/caches/PGO-stage2.cmake
+++ b/flang/cmake/caches/PGO-stage2.cmake
@@ -2,3 +2,4 @@
 
 set(CMAKE_BUILD_TYPE "Release" CACHE STRING "")
 set(LLVM_ENABLE_PROJECTS "clang;flang;lld" CACHE STRING "")
+set(LLVM_ENABLE_RUNTIMES "compiler-rt;flang-rt;libunwind;openmp" CACHE STRING "")
diff --git a/flang/cmake/caches/PGO.cmake b/flang/cmake/caches/PGO.cmake
index 73219b0085ba..eed1e4322bbe 100644
--- a/flang/cmake/caches/PGO.cmake
+++ b/flang/cmake/caches/PGO.cmake
@@ -4,6 +4,7 @@ set(CMAKE_BUILD_TYPE "Release" CACHE STRING "")
 set(CLANG_ENABLE_BOOTSTRAP ON CACHE BOOL "")
 
 set(LLVM_ENABLE_PROJECTS "clang;flang;lld" CACHE STRING "")
+set(LLVM_ENABLE_RUNTIMES "compiler-rt;flang-rt;libunwind;openmp" CACHE STRING "")
 
 set(LLVM_TARGETS_TO_BUILD Native CACHE STRING "")
 set(BOOTSTRAP_LLVM_BUILD_INSTRUMENTED IR CACHE BOOL "")
diff --git a/llvm/docs/AdvancedBuilds.rst b/llvm/docs/AdvancedBuilds.rst
index 771b1a2b50ef..95fdc7966d02 100644
--- a/llvm/docs/AdvancedBuilds.rst
+++ b/llvm/docs/AdvancedBuilds.rst
@@ -145,7 +145,6 @@ following command:
 .. code-block:: console
 
   $ cmake -G Ninja -C <path to source>/flang/cmake/caches/PGO.cmake \
-      -DLLVM_ENABLE_RUNTIMES="compiler-rt;flang-rt;libunwind;openmp" \
       <path to source>/llvm
 
 There are several additional options that the cache file also accepts to modify
@@ -183,8 +182,7 @@ following command:
 
 .. code-block:: console
 
-  $ cmake -G Ninja -C <path to source>/clang/cmake/caches/PGO.cmake \
-       -DLLVM_ENABLE_RUNTIMES="compiler-rt;flang-rt;libunwind;openmp" \
+  $ cmake -G Ninja -C <path to source>/flang/cmake/caches/PGO.cmake \
        -DBOOTSTRAP_CLANG_PGO_TRAINING_DATA_SOURCE_DIR=<path to llvm-test-suite> \
        -DBOOTSTRAP_CLANG_PGO_TRAINING_DEPS=runtimes \
        -DBOOTSTRAP_FLANG_PGO_TRAINING_DATA_SOURCE_DIR=<path to llvm-test-suite> \