diff --git a/CMakeLists.txt b/CMakeLists.txt
index ceda7b2..5703000 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -57,7 +57,7 @@ endif()
 
 add_executable(mold)
 target_compile_features(mold PRIVATE cxx_std_20)
-target_link_libraries(mold PRIVATE ${CMAKE_DL_LIBS})
+target_link_libraries(mold PRIVATE ${CMAKE_DL_LIBS} xxhash)
 
 if(NOT "${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "MSVC")
   target_compile_options(mold PRIVATE
diff --git a/common/common.h b/common/common.h
index 7a4a69e..dc0719b 100644
--- a/common/common.h
+++ b/common/common.h
@@ -31,8 +31,7 @@
 # include <unistd.h>
 #endif
 
-#define XXH_INLINE_ALL 1
-#include "../third-party/xxhash/xxhash.h"
+#include <xxhash.h>
 
 #ifdef NDEBUG
 # define unreachable() __builtin_unreachable()