diff --git a/src/HwmonTempMain.cpp b/src/HwmonTempMain.cpp
index b44eb9d..8531776 100644
--- a/src/HwmonTempMain.cpp
+++ b/src/HwmonTempMain.cpp
@@ -302,8 +302,8 @@
                 deviceName = fs::canonical(device).stem();
             }
 
-            size_t bus = 0;
-            size_t addr = 0;
+            uint64_t bus = 0;
+            uint64_t addr = 0;
             if (!getDeviceBusAddr(deviceName, bus, addr))
             {
                 continue;