diff --git a/src/tallies/tally.cpp b/src/tallies/tally.cpp
index 4384d62c78..f5edf75b2f 100644
--- a/src/tallies/tally.cpp
+++ b/src/tallies/tally.cpp
@@ -47,7 +47,7 @@ namespace openmc {
 
 namespace model {
 // map: key (tally ID) to value (tally index)
-// index coresponds to the tally ID's posiition in the tallies vector
+// index coresponds to the tally ID's position in the tallies vector
 std::unordered_map<int, int> tally_map;
 vector<unique_ptr<Tally>> tallies;
 vector<int> active_tallies;