diff --git a/qemu-timer.c b/qemu-timer.c
index d06b65b..25127e8 100644
--- a/qemu-timer.c
+++ b/qemu-timer.c
@@ -378,7 +378,7 @@
         exit(0);
     }
 
-    arg = qemu_strdup(opt);
+    arg = g_strdup(opt);
 
     /* Reorder the array */
     name = strtok(arg, ",");
@@ -407,7 +407,7 @@
         name = strtok(NULL, ",");
     }
 
-    qemu_free(arg);
+    g_free(arg);
 
     if (cur) {
         /* Disable remaining timers */
@@ -430,7 +430,7 @@
 static QEMUClock *qemu_new_clock(int type)
 {
     QEMUClock *clock;
-    clock = qemu_mallocz(sizeof(QEMUClock));
+    clock = g_malloc0(sizeof(QEMUClock));
     clock->type = type;
     clock->enabled = 1;
     return clock;
@@ -530,7 +530,7 @@
 {
     QEMUTimer *ts;
 
-    ts = qemu_mallocz(sizeof(QEMUTimer));
+    ts = g_malloc0(sizeof(QEMUTimer));
     ts->clock = clock;
     ts->cb = cb;
     ts->opaque = opaque;
@@ -540,7 +540,7 @@
 
 void qemu_free_timer(QEMUTimer *ts)
 {
-    qemu_free(ts);
+    g_free(ts);
 }
 
 /* stop a timer, but do not dealloc it */