diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index 578d8e4..a36784a 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -2699,6 +2699,12 @@ static HRESULT WINAPI IWineD3DDeviceImpl_SetRenderState(IWineD3DDevice *iface, W
 
     TRACE("(%p)->state = %s(%d), value = %d\n", This, debug_d3drenderstate(State), State, Value);
 
+    if (State < 1 || State > WINEHIGHEST_RENDER_STATE)
+    {
+        WARN("Tried to set invalid render state %#x.\n", State);
+        return WINED3D_OK;
+    }
+
     This->updateStateBlock->changed.renderState[State >> 5] |= 1 << (State & 0x1f);
     This->updateStateBlock->renderState[State] = Value;
 
@@ -2711,8 +2717,14 @@ static HRESULT WINAPI IWineD3DDeviceImpl_SetRenderState(IWineD3DDevice *iface, W
     /* Compared here and not before the assignment to allow proper stateblock recording */
     if(Value == oldValue) {
         TRACE("Application is setting the old value over, nothing to do\n");
-    } else {
-        IWineD3DDeviceImpl_MarkStateDirty(This, STATE_RENDER(State));
+    }
+    else
+    {
+        if (!This->StateTable[STATE_RENDER(State)].representative)
+        {
+            FIXME("State %s is invalid.\n", debug_d3drenderstate(State));
+        }
+        else IWineD3DDeviceImpl_MarkStateDirty(This, STATE_RENDER(State));
     }
 
     return WINED3D_OK;