diff --git a/bandparser/parser_band-singlepoint.py b/bandparser/parser_band-singlepoint.py
index b54a896b4fed51621837952c4ee3c16623f1d3b2..b723233e664b519c9c8400699ec140afe7a7a665 100644
--- a/bandparser/parser_band-singlepoint.py
+++ b/bandparser/parser_band-singlepoint.py
@@ -209,7 +209,7 @@ class MainParser(MainHierarchicalParser):
 
     def onClose_section_run(self, backend, *args, **kwargs):
         backend.addValue('program_name', 'BAND')
-        backend.addValue('program_basis_set_type', 'slater')
+        backend.addValue('program_basis_set_type', 'numeric AOs')
 
 if __name__ == "__main__":
     parser = BANDParser(backend=LocalBackend)
diff --git a/bandparser/parser_band.py b/bandparser/parser_band.py
index 90c137e306674e0f987690c8f1e9cd417ecae5dd..cb369d55ddce3a22107911d6aa1558b4623ee98b 100644
--- a/bandparser/parser_band.py
+++ b/bandparser/parser_band.py
@@ -246,7 +246,7 @@ class MainParser(MainHierarchicalParser):
 
     def onClose_section_run(self, backend, *args, **kwargs):
         backend.addValue('program_name', 'BAND')
-        backend.addValue('program_basis_set_type', 'Slater')
+        backend.addValue('program_basis_set_type', 'numeric AOs')
 
     def onClose_section_single_configuration_calculation(self, backend, *args, **kwargs):
         backend.addValue('single_configuration_calculation_to_system_ref', self.system_index)
@@ -258,4 +258,4 @@ if __name__ == "__main__":
     parser = BANDParser(backend=LocalBackend)
     parser.parse(sys.argv[1])
     parser.parser_context.super_backend.write_json(sys.stdout)
-    # print(parser.parser_context.super_backend)
\ No newline at end of file
+    # print(parser.parser_context.super_backend)