Luke Dashjr Proposes Zero Bitcoin Subsidies for 30 Days to Challenge Profit-Driven Miners

• Luke Dashjr proposes temporarily eliminating the Bitcoin block subsidy for about 30 days, leaving miners dependent on transaction fees.
• An alternative would extend coinbase maturity from 100 to 4,375 blocks, delaying miners’ access to newly mined $BTC.
• The proposals remain preliminary and would require broad consensus, technical implementation, and a clear activation process before affecting Bitcoin’s network rules.
  

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Luke Dashjr has proposed temporarily setting Bitcoin’s block subsidy to zero for 30 days, arguing that a fee-only period could pressure miners that prioritize short-term profit over network decentralization. He also suggested extending coinbase maturity to roughly one month as an alternative.

The Bitcoin Subsidy proposal, shared on September 10, 2026, is not a finalized consensus change. Dashjr said both ideas are temporary, while activation rules and implementation details remain unspecified.

Mined bitcoins are unspendable for their first 100 blocks. There has been proposals to either delay spending them for 4375 blocks (~a month), or to zero the block subsidy for a month (so miners only get paid fees and nothing more).

The motive here is to deter a large batch of…

— Luke Dashjr (@LukeDashjr) September 10, 2026