Of the 15 senior ministers named on Thursday, just three are women.
The government is being urged to stop treating gender balance as an optional extra.
Women for Election is calling for greater balance in the appointment of junior ministers in the coming days.
Of the 15 senior ministers named on Thursday, just three are women - down from four in the previous government.
Katie Deegan, a spokesperson for the campaign group, says a government that doesn't reflect its people cannot fully serve them:

Fine Gael TD Calls For Restricted Bin Collection Times To Ease Traffic Delays
Gardaí Continue Their Road Traffic Enforcement Operation Throughout The Christmas Period
New Quality Mark To Be Introduced To Crack Down On Bogus English Language Schools
Concerns Rise As Organ Transplant Operations Decline
Locals Are Being Advised To Make New Years Celebrations Stress-Free For Their Pets
Kfm Recruiting for Advertising Sales Dept.
Further Increase Expected In Number Of Landlords Leaving Property Market, As Price Of Three-Bed Semi Rises In Kildare
Over 1,700 Garda Checkpoints In Operation Over Christmas Period, With Naas RPU Detecting Multiple Speeding Motorists