diff --git a/server/gameserver/CMakeLists.txt b/server/gameserver/CMakeLists.txt
index 00baaa3c..2640e6db 100644
--- a/server/gameserver/CMakeLists.txt
+++ b/server/gameserver/CMakeLists.txt
@@ -24,7 +24,6 @@ include_directories(
   /usr/include/mysql
   /usr/include/jsoncpp
   /usr/include/hiredis
-  /usr/include/eigen3
   /usr/include/glm
   ../../third_party
   ../../third_party/behaviac/inc