diff --git a/tools/pioasm/CMakeLists.txt b/tools/pioasm/CMakeLists.txt
index 0106da64..a7698cd8 100644
--- a/tools/pioasm/CMakeLists.txt
+++ b/tools/pioasm/CMakeLists.txt
@@ -58,7 +58,7 @@ if (PIOASM_FLAT_INSTALL)
     set(INSTALL_CONFIGDIR pioasm)
     set(INSTALL_BINDIR pioasm)
 else()
-    set(INSTALL_CONFIGDIR ${CMAKE_INSTALL_LIBDIR}/cmake/pioasm)
+    set(INSTALL_CONFIGDIR lib/cmake/pioasm)
     set(INSTALL_BINDIR ${CMAKE_INSTALL_BINDIR})
 endif()