diff --git a/qga/main.c b/qga/main.c
index 1463a1c170..85b7d6ced5 100644
--- a/qga/main.c
+++ b/qga/main.c
@@ -314,6 +314,38 @@ void ga_enable_logging(GAState *s)
     s->logging_enabled = true;
 }
 
+static int glib_log_level_to_system(int level)
+{
+    switch (level) {
+#ifndef _WIN32
+    case G_LOG_LEVEL_ERROR:
+        return LOG_ERR;
+    case G_LOG_LEVEL_CRITICAL:
+        return LOG_CRIT;
+    case G_LOG_LEVEL_WARNING:
+        return LOG_WARNING;
+    case G_LOG_LEVEL_MESSAGE:
+        return LOG_NOTICE;
+    case G_LOG_LEVEL_DEBUG:
+        return LOG_DEBUG;
+    case G_LOG_LEVEL_INFO:
+    default:
+        return LOG_INFO;
+#else
+    case G_LOG_LEVEL_ERROR:
+    case G_LOG_LEVEL_CRITICAL:
+        return EVENTLOG_ERROR_TYPE;
+    case G_LOG_LEVEL_WARNING:
+        return EVENTLOG_WARNING_TYPE;
+    case G_LOG_LEVEL_MESSAGE:
+    case G_LOG_LEVEL_INFO:
+    case G_LOG_LEVEL_DEBUG:
+    default:
+        return EVENTLOG_INFORMATION_TYPE;
+#endif
+    }
+}
+
 static void ga_log(const gchar *domain, GLogLevelFlags level,
                    const gchar *msg, gpointer opaque)
 {
@@ -327,9 +359,9 @@ static void ga_log(const gchar *domain, GLogLevelFlags level,
     level &= G_LOG_LEVEL_MASK;
     if (g_strcmp0(domain, "syslog") == 0) {
 #ifndef _WIN32
-        syslog(LOG_INFO, "%s: %s", level_str, msg);
+        syslog(glib_log_level_to_system(level), "%s: %s", level_str, msg);
 #else
-        ReportEvent(s->event_log, EVENTLOG_INFORMATION_TYPE,
+        ReportEvent(s->event_log, glib_log_level_to_system(level),
                     0, 1, NULL, 1, 0, &msg, NULL);
 #endif
     } else if (level & s->log_level) {