Austrian oil and gas group OMV AG (OMV.VI) has tightened price guidance on its EUR500 million, 10-year bond issue, at 185 basis points over midswaps, one of the banks running the deal said Wednesday.

Previously guidance was at 190 basis points to 200 basis points over midswaps.

BNP Paribas S.A., Citigroup Inc., Raiffeisen Bank International AG, and Societe Generale S.A. are arranging the transaction, expected to price today.

The issuer is rated A3 by Moody's Investors Service Inc., and A- by Fitch Ratings.