The ministry raised 207 million lei (EUR46.6 million) in a reopening of a five-year bond due June 2019, at an average yield of 2.61%.
Book orders were of RON487 million, and the maximum accepted yield was 2.34%, central bank data showed.
At the previous similar auction on April 23, the finance ministry raised RON400 million, at an average annual yield of 2.33%.
The issue will be reopened tomorrow in a bid to raise RON60 million at a supplementary non-competitive sale.
Last week, the Romanian central bank cut the key rate by 25 basis points to a record low of 1.75%.
So far this year, the ministry raised some RON15 billion at bond auctions on local market.