diff --git a/doc/src/Howto_thermostat.txt b/doc/src/Howto_thermostat.txt
index ccc967464145e41a2ce5c4b08f956a573d3faf7e..9f7e2f3000c70047002cddb5b59db558d1fefbeb 100644
--- a/doc/src/Howto_thermostat.txt
+++ b/doc/src/Howto_thermostat.txt
@@ -45,7 +45,7 @@ particles.
 
 NOTE: A recent (2017) book by "(Daivis and Todd)"_#Daivis-thermostat
 discusses use of the SLLOD method and non-equilibrium MD (NEMD)
-thermosttating generally, for both simple and complex fluids,
+thermostatting generally, for both simple and complex fluids,
 e.g. molecular systems.  The latter can be tricky to do correctly.
 
 DPD thermostatting alters pairwise interactions in a manner analogous