diff --git a/skimage/_shared/transform.pxd b/skimage/_shared/transform.pxd
index 2953ac20..0edc22a4 100644
--- a/skimage/_shared/transform.pxd
+++ b/skimage/_shared/transform.pxd
@@ -1,5 +1,4 @@
 cimport numpy as cnp
-import numpy as np
 
 
 cdef float integrate(cnp.ndarray[float, ndim=2,  mode="c"] sat,
diff --git a/skimage/_shared/transform.pyx b/skimage/_shared/transform.pyx
index b6649852..e4bbfa74 100644
--- a/skimage/_shared/transform.pyx
+++ b/skimage/_shared/transform.pyx
@@ -3,7 +3,6 @@
 #cython: nonecheck=False
 #cython: wraparound=False
 cimport numpy as cnp
-import numpy as np
 
 
 cdef float integrate(cnp.ndarray[float, ndim=2,  mode="c"] sat,