diff --git a/bean/mapping/CRISPResso2Align.pyx b/bean/mapping/CRISPResso2Align.pyx
index 5522b3b..529b0a9 100755
--- a/bean/mapping/CRISPResso2Align.pyx
+++ b/bean/mapping/CRISPResso2Align.pyx
@@ -16,8 +16,7 @@ cdef extern from "stdlib.h":
 cdef extern from "Python.h":
     ctypedef void PyObject
 
-ctypedef np.int_t DTYPE_INT
-ctypedef np.uint_t DTYPE_UINT
+ctypedef np.int_ DTYPE_INT
 ctypedef np.int8_t DTYPE_BOOL
 
 cdef size_t UP = 1, LEFT = 2, DIAG = 3, NONE = 4
diff --git a/requirements.txt b/requirements.txt
index d9d89d1..69c2607 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
-Cython==3.0.10
 numpy==2.0.0
+Cython==3.0.10
 pandas
 scipy
 perturb-tools>=0.2.5