From aa65a8ad651d11d288e71777b59d7b508b00e7d7 Mon Sep 17 00:00:00 2001
From: Eli Rykoff <erykoff@stanford.edu>
Date: Fri, 17 May 2024 09:43:27 -0700
Subject: [PATCH] Invert logic for numpy.string_ compatibility version checks.

---
 fitsio/util.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fitsio/util.py b/fitsio/util.py
index 24b5b403..5114d8d5 100644
--- a/fitsio/util.py
+++ b/fitsio/util.py
@@ -41,10 +41,10 @@ def cfitsio_version(asfloat=False):
             numpy.uint64, numpy.int64)
 
 # different for py3
-if numpy.lib.NumpyVersion(numpy.__version__) >= "2.0.0":
-    _stypes += (numpy.str_,)
-else:
+if numpy.lib.NumpyVersion(numpy.__version__) < "1.28.0":
     _stypes += (numpy.string_, numpy.str_,)
+else:
+    _stypes += (numpy.str_,)
 
 # for header keywords
 _ftypes = (float, numpy.float32, numpy.float64)