diff --git a/src/flint/types/fmpz.pxd b/src/flint/types/fmpz.pxd
index 165f8abc..d8b7af60 100644
--- a/src/flint/types/fmpz.pxd
+++ b/src/flint/types/fmpz.pxd
@@ -22,7 +22,6 @@ cdef inline int fmpz_set_pylong(fmpz_t x, obj):
     cdef slong longval
     cdef slong size
     cdef bytes b
-    cdef ulong w
     cdef ulong *words
     cdef int i