diff --git a/units/en/unitbonus1/train.mdx b/units/en/unitbonus1/train.mdx
index 8ecdda1..b353f86 100644
--- a/units/en/unitbonus1/train.mdx
+++ b/units/en/unitbonus1/train.mdx
@@ -107,7 +107,7 @@ chmod -R 755 ./trained-envs-executables/linux/Huggy
 
 ## Let's recap how this environment works
 
-### The State Space: what Huggy "perceives."
+### The State Space: what Huggy perceives.
 
 Huggy doesn't "see" his environment. Instead, we provide him information about the environment: