diff --git a/rviz_assimp_vendor/CMakeLists.txt b/rviz_assimp_vendor/CMakeLists.txt
index 79525d6f6..caedf64e2 100644
--- a/rviz_assimp_vendor/CMakeLists.txt
+++ b/rviz_assimp_vendor/CMakeLists.txt
@@ -39,6 +39,7 @@ ament_vendor(assimp_vendor
     -DASSIMP_BUILD_ASSIMP_TOOLS:BOOL=OFF
     -DASSIMP_BUILD_TESTS:BOOL=OFF
     -DASSIMP_BUILD_SAMPLES:BOOL=OFF
+    -DASSIMP_WARNINGS_AS_ERRORS:BOOL=OFF
     "${ASSIMP_CMAKE_FLAGS}"
     "-DCMAKE_CXX_FLAGS=${ASSIMP_CXX_FLAGS}"
 )