diff --git a/src/peci_pcie.cpp b/src/peci_pcie.cpp
index 2ad8535..0e9ca91 100644
--- a/src/peci_pcie.cpp
+++ b/src/peci_pcie.cpp
@@ -1015,7 +1015,7 @@
         "OperatingSystemState");
 }
 
-int main(int /*argc*/, char** /*argv*/)
+int main(int /*argc*/, char* /*argv*/[])
 {
     // setup connection to dbus
     boost::asio::io_context io;