diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index addf3e9889..a788cf0742 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -691,6 +691,8 @@ qemuDomainDefPostParse(virDomainDefPtr def,
     bool addPCIRoot = false;
     bool addPCIeRoot = false;
     bool addDefaultMemballoon = true;
+    bool addDefaultUSBKBD = false;
+    bool addDefaultUSBMouse = false;
 
     /* check for emulator and create a default one if needed */
     if (!def->emulator &&
@@ -732,9 +734,14 @@ qemuDomainDefPostParse(virDomainDefPtr def,
        addDefaultMemballoon = false;
        break;
 
+    case VIR_ARCH_PPC64:
+        addPCIRoot = true;
+        addDefaultUSBKBD = true;
+        addDefaultUSBMouse = true;
+        break;
+
     case VIR_ARCH_ALPHA:
     case VIR_ARCH_PPC:
-    case VIR_ARCH_PPC64:
     case VIR_ARCH_PPCEMB:
     case VIR_ARCH_SH4:
     case VIR_ARCH_SH4EB:
@@ -787,6 +794,20 @@ qemuDomainDefPostParse(virDomainDefPtr def,
         def->memballoon = memballoon;
     }
 
+    if (addDefaultUSBKBD &&
+        def->ngraphics > 0 &&
+        virDomainDefMaybeAddInput(def,
+                                  VIR_DOMAIN_INPUT_TYPE_KBD,
+                                  VIR_DOMAIN_INPUT_BUS_USB) < 0)
+        return -1;
+
+    if (addDefaultUSBMouse &&
+        def->ngraphics > 0 &&
+        virDomainDefMaybeAddInput(def,
+                                  VIR_DOMAIN_INPUT_TYPE_MOUSE,
+                                  VIR_DOMAIN_INPUT_BUS_USB) < 0)
+        return -1;
+
     return 0;
 }
 
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.xml b/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.xml
index 8dde776a08..64b70f3125 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.xml
@@ -30,6 +30,8 @@
     <controller type='usb' index='0'/>
     <controller type='scsi' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
+    <input type='keyboard' bus='usb'/>
+    <input type='mouse' bus='usb'/>
     <graphics type='sdl'/>
     <video>
       <model type='cirrus' vram='9216' heads='1'/>