diff --git a/classical/mpliouville.py b/classical/mpliouville.py
index 626a5c231d865eb2b4f185df7236aa6951ee064d..1e16ef648443fd6101f4c45d4a9fbd7b44f5241f 100644
--- a/classical/mpliouville.py
+++ b/classical/mpliouville.py
@@ -95,8 +95,8 @@ class MPLP:
     def __init__(self, maxorder, hamiltonian, coordinate, momentum, function,
                  scale=1, shift=0, recursion='taylor', nodes=None, sign=None,
                  fpprec='fixed'):
-        """ nodes are Newton intepolation points if recursion='newton',
-            sign is +1/-1 in recursion expression if recusion='chebyshev' """
+        """ nodes are Newton interpolation points if recursion='newton',
+            sign is +1/-1 in recursion expression if recursion='chebyshev' """
         assert maxorder > 0
         assert len(coordinate) > 0 and len(momentum) > 0
         assert len(coordinate) == len(momentum)