diff --git a/tools/virsh-completer-host.c b/tools/virsh-completer-host.c
index 40cb687582..cbdc3f0d49 100644
--- a/tools/virsh-completer-host.c
+++ b/tools/virsh-completer-host.c
@@ -42,7 +42,7 @@ virshPagesizeNodeToString(xmlNodePtr node)
     unit = virXMLPropString(node, "unit");
     if (virStrToLong_ull(pagesize, NULL, 10, &byteval) < 0)
         return NULL;
-    if (virScaleInteger(&byteval, unit, 1024, UINT_MAX) < 0)
+    if (virScaleInteger(&byteval, unit, 1024, ULLONG_MAX) < 0)
         return NULL;
     size = vshPrettyCapacity(byteval, &suffix);
     ret = g_strdup_printf("%.0f%s", size, suffix);
diff --git a/tools/virsh-host.c b/tools/virsh-host.c
index 2e3cbc39b6..1e83d19fa1 100644
--- a/tools/virsh-host.c
+++ b/tools/virsh-host.c
@@ -488,7 +488,7 @@ cmdAllocpages(vshControl *ctl, const vshCmd *cmd)
     if (cellno && vshCommandOptInt(ctl, cmd, "cellno", &startCell) < 0)
         return false;
 
-    if (vshCommandOptScaledInt(ctl, cmd, "pagesize", &tmp, 1024, UINT_MAX) < 0)
+    if (vshCommandOptScaledInt(ctl, cmd, "pagesize", &tmp, 1024, UINT_MAX * 1024ULL) < 0)
         return false;
     pageSizes[0] = VIR_DIV_UP(tmp, 1024);