diff --git a/httplib.h b/httplib.h
index 1ff1bec..ccb18b0 100644
--- a/httplib.h
+++ b/httplib.h
@@ -3216,8 +3216,7 @@ bool prepare_content_receiver(T &x, int &status,
     std::string encoding = x.get_header_value("Content-Encoding");
     std::unique_ptr<decompressor> decompressor;
 
-    if (encoding.find("gzip") != std::string::npos ||
-        encoding.find("deflate") != std::string::npos) {
+    if (encoding == "gzip" || encoding == "deflate") {
 #ifdef CPPHTTPLIB_ZLIB_SUPPORT
       decompressor = detail::make_unique<gzip_decompressor>();
 #else