diff --git a/ipmi_fru_info_area.cpp b/ipmi_fru_info_area.cpp
index a970467..ec3f80d 100644
--- a/ipmi_fru_info_area.cpp
+++ b/ipmi_fru_info_area.cpp
@@ -216,7 +216,7 @@
         }
     }
 
-    return std::mktime(&time);
+    return timegm(&time);
 }
 
 /**