diff --git a/CMakeLists.txt b/CMakeLists.txt
index 07388af..fea49a1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -140,13 +140,17 @@ message("C++ compiler: ${CMAKE_CXX_COMPILER}")
 message("Linker: ${CMAKE_LINKER}")
 message("Make program: ${CMAKE_MAKE_PROGRAM}")
 message("Build type: ${CMAKE_BUILD_TYPE}")
+message("Install prefix: ${CMAKE_INSTALL_PREFIX}")
 message("#######################################")
-set(__qt_inst_dir UNKNOWN)
+set(__qt_inst_dir)
 if(DEFINED Qt6_DIR)
     set(__qt_inst_dir "${Qt6_DIR}")
 else()
     set(__qt_inst_dir "${Qt5_DIR}")
 endif()
+# /whatever/Qt/6.4.0/gcc_64/lib/cmake/Qt6
+set(__qt_inst_dir ${__qt_inst_dir}/../../..)
+cmake_path(NORMAL_PATH __qt_inst_dir __qt_inst_dir)
 message("Qt install dir: ${__qt_inst_dir}")
 message("Qt version: ${QT_VERSION}")
 # TODO: output shared/static Qt.
diff --git a/src/quick/CMakeLists.txt b/src/quick/CMakeLists.txt
index 1506c5d..0a2ed39 100644
--- a/src/quick/CMakeLists.txt
+++ b/src/quick/CMakeLists.txt
@@ -127,12 +127,20 @@ if(${QT_VERSION} VERSION_GREATER_EQUAL 6.2)
         set(__lib_suffix ${CMAKE_DEBUG_POSTFIX})
     endif()
     set(__lib_ext)
-    if(WIN32)
-        set(__lib_ext dll)
-    elseif(APPLE)
-        set(__lib_ext dylib)
-    elseif(UNIX)
-        set(__lib_ext so)
+    if(FRAMELESSHELPER_BUILD_STATIC)
+        if(WIN32)
+            set(__lib_ext lib)
+        else()
+            set(__lib_ext a)
+        endif()
+    else()
+        if(WIN32)
+            set(__lib_ext dll)
+        elseif(APPLE)
+            set(__lib_ext dylib)
+        elseif(UNIX)
+            set(__lib_ext so)
+        endif()
     endif()
     install(FILES
         "${__import_dir}/qmldir"