diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8fe213b49..b5cd54bab 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -714,7 +714,7 @@ if (WIN32)
     if (BUILD_OPENCS)
         # QT triggers an informational warning that the object layout may differ when compiled with /vd2
         set(OPENCS_WARNINGS "${WARNINGS} ${MT_BUILD} /wd4435")
-        set_target_properties(opencs PROPERTIES COMPILE_FLAGS ${OPENCS_WARNINGS})
+        set_target_properties(openmw-cs PROPERTIES COMPILE_FLAGS ${OPENCS_WARNINGS})
     endif (BUILD_OPENCS)
     if (BUILD_MWINIIMPORTER)
         set_target_properties(openmw-iniimporter PROPERTIES COMPILE_FLAGS "${WARNINGS} ${MT_BUILD}")