1 files changed, 1 insertions, 1 deletions
diff --git a/sources/shiboken6/libshiboken/signature/signature_p.h b/sources/shiboken6/libshiboken/signature/signature_p.h
index 7e622f3f1..029cd7cca 100644
--- a/sources/shiboken6/libshiboken/signature/signature_p.h
+++ b/sources/shiboken6/libshiboken/signature/signature_p.h
@@ -76,7 +76,7 @@ PyObject *GetSignature_Function(PyObject *, PyObject *);
 PyObject *GetSignature_TypeMod(PyObject *, PyObject *);
 PyObject *GetSignature_Wrapper(PyObject *, PyObject *);
 
-PyObject *get_signature_intern(PyObject *ob, PyObject *modifier);
+LIBSHIBOKEN_API PyObject *get_signature_intern(PyObject *ob, PyObject *modifier);
 PyObject *PySide_BuildSignatureProps(PyObject *class_mod);
 PyObject *GetClassOrModOf(PyObject *ob);