The 21-year-old has failed to find the net in five appearances since his January move to Loftus Road.
"I thought Will Keane worked hard (in defeat to Brighton). He's a young lad with a good future," said the QPR boss.
"He's only a boy but he just needs a goal. I couldn't fault his effort. He's going to be a good player and I'm sure he will score some goals for us."
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