diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index af31028830a2f32cd8eb4e37d2c74e7321a83640..9cff36cb77a9fd84bbd82e751a60d64ede261a74 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -15176,7 +15176,7 @@ qemuDomainBuildNamespace(virQEMUDriverConfigPtr cfg,
                          virDomainObjPtr vm)
 {
     struct qemuDomainCreateDeviceData data;
-    char *devPath = NULL;
+    const char *devPath = NULL;
     char **devMountsPath = NULL, **devMountsSavePath = NULL;
     size_t ndevMountsPath = 0, i;
     int ret = -1;