diff --git a/Defs/ResearchProjectDefs/ResearchProjects.xml b/Defs/ResearchProjectDefs/ResearchProjects.xml
index df09009538..515c237bcb 100644
--- a/Defs/ResearchProjectDefs/ResearchProjects.xml
+++ b/Defs/ResearchProjectDefs/ResearchProjects.xml
@@ -111,7 +111,7 @@
 	<ResearchProjectDef>
 		<defName>CE_SimpleNV</defName>
 		<label>basic optoelectronics</label>
-		<description>Allows for the production of simple electro-optical devices, like night vision goggles and reflex sights.</description>
+		<description>Allows for the production of simple electro-optical devices, like night vision goggles and reflector sights.</description>
 		<baseCost>800</baseCost>
 		<techLevel>Industrial</techLevel>
 		<prerequisites>