diff --git a/lib64.patch b/lib64.patch
index 9eae92e..741bdf4 100644
--- a/lib64.patch
+++ b/lib64.patch
@@ -20,3 +20,16 @@ index 1af84fc..843761f 100644
  set(LIB_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX}" CACHE PATH "The subdirectory relative to the install prefix where libraries will be installed (default is /lib${LIB_SUFFIX})" FORCE)
  
  if (WIN32)
+diff --git a/sources/shiboken2/ApiExtractor/clangparser/compilersupport.cpp b/sources/shiboken2/ApiExtractor/clangparser/compilersupport.cpp
+index 74cad05..ff02e6d 100644
+--- a/sources/shiboken2/ApiExtractor/clangparser/compilersupport.cpp
++++ b/sources/shiboken2/ApiExtractor/clangparser/compilersupport.cpp
+@@ -268,7 +268,7 @@ static QString findClangBuiltInIncludesDir()
+     if (!clangPath.isEmpty()) {
+         QString candidate;
+         QVersionNumber lastVersionNumber(1, 0, 0);
+-        QDir clangDir(clangPath + QLatin1String("/lib/clang"));
++        QDir clangDir(clangPath + QLatin1String("/lib64/clang"));
+         const QFileInfoList versionDirs =
+             clangDir.entryInfoList(QDir::Dirs | QDir::NoDotAndDotDot);
+         for (const QFileInfo &fi : versionDirs) {