diff --git a/Keyed/MainTabs.xml b/Keyed/MainTabs.xml
index 1b36fcc6..c60f0022 100644
--- a/Keyed/MainTabs.xml
+++ b/Keyed/MainTabs.xml
@@ -71,6 +71,6 @@
   <ProjectTechLevel>项目科技等级</ProjectTechLevel>
   <YourTechLevel>自身科技等级</YourTechLevel>
   <ResearchCostMultiplier>工作量乘数</ResearchCostMultiplier>
-  <ResearchCostComparison>由于身科技等级，项目基础工作量{0}变为{1}。</ResearchCostComparison>
+  <ResearchCostComparison>由于自身科技等级，项目基础工作量{0}变为{1}。</ResearchCostComparison>
 
 </LanguageData>
\ No newline at end of file