diff --git a/src/mono/wasm/build/WasmApp.Native.targets b/src/mono/wasm/build/WasmApp.Native.targets
index 375747cd4e6e5..48bafb1d42839 100644
--- a/src/mono/wasm/build/WasmApp.Native.targets
+++ b/src/mono/wasm/build/WasmApp.Native.targets
@@ -155,7 +155,7 @@
<_EmccOptimizationFlagDefault Condition="'$(_EmccOptimizationFlagDefault)' == ''">-Oz
$(_EmccOptimizationFlagDefault)
- -O0 -s ASSERTIONS=$(_EmccAssertionLevelDefault)
+ $(EmccCompileOptimizationFlag)
<_EmccCompileRsp>$(_WasmIntermediateOutputPath)emcc-compile.rsp