The province expanded vaccine eligibility on Tuesday so that anyone who received their first dose in March can now book their second shot.
"Every day tens of thousands of doses are getting into Albertans' arms".
Those who got their first immunization in April can begin booking a second dose appointment on June 14 while those vaccinated in May can start booking appointments on June 28.
Provincially, Alberta is reporting 231 new cases of COVID-19 today, bringing the total number of active cases in the province to 4,884 - down 187 from Saturday.
Three more people have died from the disease. The positivity rate was 4.5 per cent on Saturday after 5,337 tests.
However, testing found 353 more cases of variants of concern.
In Alberta this week almost 65 per cent of the population has received at least one shot of the COVID-19 vaccine.
Over 3 million doses of COVID-19 vaccines have been administered in the province as of Friday.
There are 360 Albertans now in hospital with COVID-19, down 13 from Saturday, while 96 of those patients are in ICU, down nine from Saturday.
The entire Central Zone has 632 active cases of Sunday, a drop of 32.
Thirteen health-care facilities have outbreaks in the Edmonton Zone, including the University of Alberta Hospital, according to the province's outbreak list.
For long-term care, Chartwell Emerald Hills in Sherwood Park, St. Joseph's in Edmonton, Extendicare in Leduc, and Jasper Place Continuing Care Centre in Edmonton had outbreaks.
In Sherwood Park, Chartwell Emerald Hills' assisted living also has an outbreak.