diff --git a/pymatgen/core/composition.py b/pymatgen/core/composition.py
index 89f88830e0a..f849947c8e2 100644
--- a/pymatgen/core/composition.py
+++ b/pymatgen/core/composition.py
@@ -770,7 +770,7 @@ def add_charges_from_oxi_state_guesses(self,
     def remove_charges(self):
         """
         Removes the charges from any species in a Composition object.
-        
+
         Returns:
             Composition object without charge decoration, for example
             {"Fe3+": 2.0, "O2-":3.0} becomes {"Fe": 2.0, "O":3.0}