diff -up cmake/PyQtMacros.cmake cmake/PyQtMacros.cmake.lib64
--- cmake/PyQtMacros.cmake	2021-10-12 23:47:30.068897214 +0800
+++ cmake/PyQtMacros.cmake.lib64	2021-10-13 00:08:48.468832699 +0800
@@ -34,7 +34,7 @@ MACRO(PYQT_WRAP_UI outfiles )
   ELSE()
     # TODO osx
     SET(PYUIC_WRAPPER "${CMAKE_SOURCE_DIR}/scripts/pyuic_wrapper.sh")
-    SET(PYUIC_WRAPPER_PATH "${QGIS_OUTPUT_DIRECTORY}/lib")
+    SET(PYUIC_WRAPPER_PATH "${QGIS_OUTPUT_DIRECTORY}/lib${LIB_SUFFIX}")
   ENDIF()
 
   FOREACH(it ${ARGN})