diff --git a/libi2pd/HTTP.cpp b/libi2pd/HTTP.cpp
index 1bccebdd..e97c6cfa 100644
--- a/libi2pd/HTTP.cpp
+++ b/libi2pd/HTTP.cpp
@@ -451,9 +451,9 @@ namespace http
 		for (auto& directive: encodingDirectives)
 		{
 			boost::algorithm::trim (directive);
-			if (directive == "gzip")
+			if (boost::iequals (directive, "gzip"))
 				return true; /* gotcha! */
-			if (includingI2PGzip && directive == "x-i2p-gzip")
+			if (includingI2PGzip && boost::iequals (directive, "x-i2p-gzip"))
 				return true;
 		}
 		return false;
diff --git a/libi2pd_client/AddressBook.cpp b/libi2pd_client/AddressBook.cpp
index b3e87af6..e919230d 100644
--- a/libi2pd_client/AddressBook.cpp
+++ b/libi2pd_client/AddressBook.cpp
@@ -1102,8 +1102,8 @@ namespace client
 		if (!lastModified.empty ()) m_LastModified = std::string (lastModified);
 		// parse response
 		LogPrint (eLogInfo, "Addressbook: Got update from ", dest_host);
-		if (res[boost::beast::http::field::content_encoding] == "gzip" ||
-			res[boost::beast::http::field::content_encoding] =="x-i2p-gzip")
+		if (boost::iequals (res[boost::beast::http::field::content_encoding], "gzip") ||
+			boost::iequals (res[boost::beast::http::field::content_encoding], "x-i2p-gzip"))
 		{
 			std::stringstream unzipped;
 			i2p::data::GzipInflator inflator;