diff --git a/src/main/c/Connection.cpp b/src/main/c/Connection.cpp
index 21f0378..ca97f30 100644
--- a/src/main/c/Connection.cpp
+++ b/src/main/c/Connection.cpp
@@ -135,6 +135,7 @@ const std::unordered_map<std::string, std::string> contentTypes = {
     {"mp3", "audio/mpeg"},
     {"wav", "audio/x-wav"},
     {"ttf", "font/ttf"},
+    {"wasm", "application/wasm"}
 };
 
 std::string getExt(const std::string& path) {