diff --git a/doc/src/fix_lambda_apip.rst b/doc/src/fix_lambda_apip.rst
index 755b9ad416..1fd8175c8d 100644
--- a/doc/src/fix_lambda_apip.rst
+++ b/doc/src/fix_lambda_apip.rst
@@ -25,7 +25,7 @@ Syntax
          history_len_lambda_input = number of time steps for which lambda_input is averaged
          history_len_lambda = number of time steps for which the switching parameter is averaged
        *min_delta_lambda* args = delta
-         delta = value below which changes of the switching parameter are neglegted (>= 0)
+         delta = value below which changes of the switching parameter are neglected (>= 0)
        *lambda_non_group* args = lambda_ng
          lambda_ng = *precise* or *fast* or float
            *precise* = assign a constant switching parameter of 0 to atoms, that are not in the group specified by group-ID
diff --git a/doc/src/pair_lambda_input_apip.rst b/doc/src/pair_lambda_input_apip.rst
index 5694da4ce2..f521ea80bf 100644
--- a/doc/src/pair_lambda_input_apip.rst
+++ b/doc/src/pair_lambda_input_apip.rst
@@ -39,9 +39,9 @@ Syntax
   .. parsed-literal::
 
        *cutoff* args = cutoff
-         cutoff = distance in which neighbouring atoms are considered (> 0)
+         cutoff = distance in which neighboring atoms are considered (> 0)
        *N_buffer* args = N_buffer
-         N_buffer = numer of additional neighbours, which are included in the j-j+N/2 calculation
+         N_buffer = number of additional neighbors, which are included in the j-j+N/2 calculation
 
 Examples
 """"""""