diff --git a/pyproject.toml b/pyproject.toml
index 45d01eb..4f89b16 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -145,8 +145,6 @@ markers = [
   "integration: Mark test as an integration test",
 ]
 filterwarnings = [
-  "ignore:PyArray_GetNumericOps.*",
-  "ignore:PyArray_SetNumericOps.*",
 ]
 
 
diff --git a/rawxio/utils.py b/rawxio/utils.py
index 347e209..0d5b18e 100644
--- a/rawxio/utils.py
+++ b/rawxio/utils.py
@@ -10,7 +10,7 @@ def shift_array_indices(
     columns = list(cols.intersection(df.columns))
     if not cols:
         return df
-    df[columns] = df[columns].applymap(lambda x: x + amount)
+    df[columns] = df[columns].map(lambda x: x + amount)
     return df