diff --git a/proprietary/wvm/WVMExtractorImpl.cpp b/proprietary/wvm/WVMExtractorImpl.cpp
index f393601d..ddd202dc 100644
--- a/proprietary/wvm/WVMExtractorImpl.cpp
+++ b/proprietary/wvm/WVMExtractorImpl.cpp
@@ -83,6 +83,7 @@ bool IsWidevineMedia(const sp<DataSource>& dataSource) {
         return false;
     }
 
+    setenv("WV_SILENT", "true", 1);
     bool result = WV_IsWidevineMedia(buffer, sizeof(buffer));
     return result;
 }