diff --git a/setup.py b/setup.py
index d2a2dadb9c336eb83149cf3a0efd2a58b37658ef..8fa80ec9b93594f5f43ca1f609858c01107cd564 100644
--- a/setup.py
+++ b/setup.py
@@ -34,7 +34,6 @@ setup(
     platforms='any',
     classifiers=[
         'Programming Language :: Python',
-        'Development Status :: 4 - Beta',
         'Natural Language :: English',
         'Intended Audience :: Science/Research',
         'Operating System :: POSIX :: Linux',
diff --git a/tests/stats.txt b/tests/stats.txt
index f20a208f445c6e968f419e954c823f87b1dbdcdc..9a2b00f44b252f8e03519a6cc82362820a5c4da7 100644
--- a/tests/stats.txt
+++ b/tests/stats.txt
@@ -1,7 +1,7 @@
 Statistics from sky model comparison
 ------------------------------------
 
-Sky model 1:
+Sky model 1 (None):
 Model contains 2165 sources in 0 patches of which:
       1863 are type POINT
       302 are type GAUSSIAN
@@ -10,16 +10,16 @@ Model contains 2165 sources in 0 patches of which:
       Total flux: 5345.7507 Jy
 
       History:
-      2018-05-04 09:28:05: LOAD (from file 'tests/no_patches.sky')
-      2018-05-04 09:28:05: FILTER (I > 1.0 Jy)
-      2018-05-04 09:28:06: GROUP (algorithm = 'every')
-      2018-05-04 09:28:08: SETPATCHPOSITIONS (method = 'mid')
-      2018-05-04 09:28:09: TRANSFER
-      2018-05-04 09:28:09: FILTER (I < 2.0 Jy)
-      2018-05-04 09:28:09: UNGROUP
-      2018-05-04 09:28:10: CONCATENATE (matchBy = 'position', radius = 30 arcsec keep = 'from2')
-
-Sky model 2:
+      2019-04-12 09:44:06: LOAD (from file 'tests/no_patches.sky')
+      2019-04-12 09:44:06: FILTER (I > 1.0 Jy)
+      2019-04-12 09:44:07: GROUP (algorithm = 'every')
+      2019-04-12 09:44:09: SETPATCHPOSITIONS (method = 'mid')
+      2019-04-12 09:44:10: TRANSFER
+      2019-04-12 09:44:10: FILTER (I < 2.0 Jy)
+      2019-04-12 09:44:10: UNGROUP
+      2019-04-12 09:44:11: CONCATENATE (matchBy = 'position', radius = 30 arcsec keep = 'from2')
+
+Sky model 2 (None):
 Model contains 94 sources in 0 patches of which:
       41 are type POINT
       53 are type GAUSSIAN
@@ -28,17 +28,17 @@ Model contains 94 sources in 0 patches of which:
       Total flux: 1084.3944999999999 Jy
 
       History:
-      2018-05-04 09:28:11: LOAD (from file 'tests/concat.sky')
-      2018-05-04 09:28:11: UNGROUP
-      2018-05-04 09:28:11: FILTER (I > 5.0 Jy)
+      2019-04-12 09:44:11: LOAD (from file 'tests/concat.sky')
+      2019-04-12 09:44:11: UNGROUP
+      2019-04-12 09:44:11: FILTER (I > 5.0 Jy)
 
 Used radius = 10 arcsec, ignoreSpec = None, and excludeMultiple = True
 Number of matches found for comparison: 94
 
-Mean flux ratio (1 / 2): 1.0
-Std. dev. flux ratio (1 / 2): 0.0
-Mean 3-sigma-clipped flux ratio (1 / 2): 1.0
-Std. dev. 3-sigma-clipped flux ratio (1 / 2): 0.0
+Mean flux density ratio (1 / 2): 1.0
+Std. dev. flux density ratio (1 / 2): 0.0
+Mean 3-sigma-clipped flux density ratio (1 / 2): 1.0
+Std. dev. 3-sigma-clipped flux density ratio (1 / 2): 0.0
 
 Mean RA offset (1 - 2): 0.0 degrees
 Std. dev. RA offset (1 - 2): 0.0 degrees
diff --git a/tests/test_blank.sky b/tests/test_blank.sky
deleted file mode 100644
index da70db4d29f0e71bed044de65c5082d8d83208e1..0000000000000000000000000000000000000000
--- a/tests/test_blank.sky
+++ /dev/null
@@ -1,2 +0,0 @@
-FORMAT = Name, Type, Ra, Dec, I, Q, U, V, ReferenceFrequency='60000000.0', SpectralIndex='[0.0]', MajorAxis, MinorAxis, Orientation
-