diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt
index fd3b1cb88..aead2d1a0 100644
--- a/code/CMakeLists.txt
+++ b/code/CMakeLists.txt
@@ -1250,7 +1250,6 @@ IF (ASSIMP_WARNINGS_AS_ERRORS)
         -Wno-comma
         -Wno-unreachable-code-break
         -Wno-unreachable-code-return
-        -Wno-unreachable-code
         -Wno-implicit-fallthrough
         -Wno-unused-template
         -Wno-undefined-func-template