diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index fa272f02..5d51d7b2 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -27,4 +27,7 @@ repos:
                 magicctapipe/version.py|
                 .*__init__.py|
                 .*/tests/.*
-            )$
\ No newline at end of file
+            )$
+
+default_language_version:
+    python: python3
\ No newline at end of file
diff --git a/magicctapipe/io/io.py b/magicctapipe/io/io.py
index 11ea135a..6009a12a 100644
--- a/magicctapipe/io/io.py
+++ b/magicctapipe/io/io.py
@@ -1325,7 +1325,15 @@ def load_irf_files(input_dir_irf):
             unique_bins = np.unique(irf_data[key], axis=0)
 
             if len(unique_bins) > 1:
-                raise RuntimeError(f"The binning of '{key}' do not match.")
+                if not np.all(
+                    np.abs(unique_bins - unique_bins[0]) < unique_bins[0] * 1.0e-15
+                ):
+                    raise RuntimeError(f"The binning of '{key}' do not match.")
+                else:
+                    logger.warning(
+                        f"The bins of '{key}' do not match, but the difference is within numerical precision, ignoring"
+                    )
+                    irf_data[key] = unique_bins[0]
 
             else:
                 # Set the unique bins