diff --git a/bserv/include/bserv/database.hpp b/bserv/include/bserv/database.hpp
index 2c90854..02b8b4a 100644
--- a/bserv/include/bserv/database.hpp
+++ b/bserv/include/bserv/database.hpp
@@ -216,7 +216,7 @@ namespace bserv {
 	class unsupported_json_value_type : public std::exception {
 	public:
 		unsupported_json_value_type() = default;
-		const char* what() const { return "unsupported json value type"; }
+		const char* what() const noexcept { return "unsupported json value type"; }
 	};
 
 	template <>
diff --git a/bserv/include/bserv/utils.hpp b/bserv/include/bserv/utils.hpp
index 9bdf257..0069117 100644
--- a/bserv/include/bserv/utils.hpp
+++ b/bserv/include/bserv/utils.hpp
@@ -68,7 +68,7 @@ namespace bserv::utils {
 		public:
 			file_not_found(const std::string& filename)
 				: msg_{ std::string{ "'" } + filename + "' does not exist" } {}
-			const char* what() const { return msg_.c_str(); }
+			const char* what() const noexcept { return msg_.c_str(); }
 		};
 
 		std::string read_bin(const std::string& filename);