diff --git a/dev/profile/pyprof2calltree.py b/dev/profile/pyprof2calltree.py
index 630c1ada2..ff8463c60 100755
--- a/dev/profile/pyprof2calltree.py
+++ b/dev/profile/pyprof2calltree.py
@@ -50,7 +50,7 @@ class Entry(object):
 def pstats2entries(data):
     """Helper to convert serialized pstats back to a list of raw entries
 
-    Converse opperation of cProfile.Profile.snapshot_stats()
+    Converse operation of cProfile.Profile.snapshot_stats()
     """
     entries = dict()
     allcallers = dict()