diff --git a/llvm/cmake/modules/LLVMConfig.cmake.in b/llvm/cmake/modules/LLVMConfig.cmake.in
--- a/llvm/cmake/modules/LLVMConfig.cmake.in
+++ b/llvm/cmake/modules/LLVMConfig.cmake.in
@@ -52,14 +52,16 @@
 
 set(LLVM_ENABLE_UNWIND_TABLES @LLVM_ENABLE_UNWIND_TABLES@)
 
+include(CMakeFindDependencyMacro)
+
 set(LLVM_ENABLE_ZLIB @LLVM_ENABLE_ZLIB@)
 if(LLVM_ENABLE_ZLIB)
-  find_package(ZLIB)
+  find_dependency(ZLIB)
 endif()
 
 set(LLVM_ENABLE_LIBXML2 @LLVM_ENABLE_LIBXML2@)
 if(LLVM_ENABLE_LIBXML2)
-  find_package(LibXml2)
+  find_dependency(LibXml2)
 endif()
 
 set(LLVM_WITH_Z3 @LLVM_WITH_Z3@)