diff --git a/pygmt/helpers/utils.py b/pygmt/helpers/utils.py
index 28a474dbb3f..cf9dd7a8a67 100644
--- a/pygmt/helpers/utils.py
+++ b/pygmt/helpers/utils.py
@@ -248,7 +248,6 @@ def data_kind(  # noqa: PLR0911
     >>> data_kind(data=["data1.txt", "data2.txt"])
     'file'
     >>> data_kind(data=xr.DataArray(np.random.rand(4, 3)))
-    =======
     >>> import io
     >>> from pathlib import Path
     >>> import numpy as np