diff --git a/artisatomic/__init__.py b/artisatomic/__init__.py
index ce72248..5493431 100755
--- a/artisatomic/__init__.py
+++ b/artisatomic/__init__.py
@@ -78,11 +78,11 @@ def get_ion_handlers() -> list[tuple[int, list[int | tuple[int, str]]]]:
         return json.load(inputhandlersfile.open(encoding="utf-8"))
 
     ion_handlers: list[tuple[int, list[int | tuple[int, str]]]] = []
-    # ion_handlers = [
-    #     (26, [1, 2, 3, 4, 5]),
-    #     (27, [2, 3, 4]),
-    #     (28, [2, 3, 4, 5]),
-    # ]
+    ion_handlers = [
+        (26, [1, 2, 3, 4, 5]),
+        (27, [2, 3, 4]),
+        (28, [2, 3, 4, 5]),
+    ]
 
     # ion_handlers = [
     #     (2, [(3, "boyle")]),
@@ -99,7 +99,7 @@ def get_ion_handlers() -> list[tuple[int, list[int | tuple[int, str]]]]:
     # ion_handlers = readcarsusdata.extend_ion_list(ion_handlers)
     # ion_handlers = readdreamdata.extend_ion_list(ion_handlers)
     # ion_handlers = readfacdata.extend_ion_list(ion_handlers)
-    ion_handlers = readfloers25data.extend_ion_list(ion_handlers, calibrated=True)
+    # ion_handlers = readfloers25data.extend_ion_list(ion_handlers, calibrated=True)
     # ion_handlers = readtanakajpltdata.extend_ion_list(ion_handlers)
     # ion_handlers = groundstatesonlynist.extend_ion_list(ion_handlers)