diff --git a/src/typecode/magic2.py b/src/typecode/magic2.py
index 78c0c0f..0b16edf 100644
--- a/src/typecode/magic2.py
+++ b/src/typecode/magic2.py
@@ -28,7 +28,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-import ctypes
+import ctypes.util
 import glob
 import os
 import sys