https://news.blizzard.com/en-us/article/24291949/starcraft-ii-5-0-16b-hotfix-patch-notes

We are making changes based on player data and feedback. We are calibrating both Protoss and Terran to help deal with Zerg. We will continue to monitor and make changes if necessary.
Protoss

Colossus damaged increased from 10(+5 vs Light) to 12(+3 vs Light).
Adept damage modifier per attack upgrade increased from 1(+1 vs Light) to 2(+2 vs Light).
Gateway unit train time reduction bonus from researching Warp Gate increased from 40% to 50%.
Gateway/Warpgate transformation duration is now always 4s (reduced from 7s and 5s).
Disruptor phantom weapon range decreased from 11.35 to 7.

Terran

Command Center cost reduced from 400 to 300 minerals.
Planetary Fortress cost increased from 150/150 to 250/150.
Ghost Supply reduced from 3 to 2.

Bug Fixes & Quality of Life Updates

Load Nearby Transport ability reverted (we will look at re-introducing this at a later date).
Gateway train visuals will no longer trigger if 'Effects' graphics options are set to low.
Fixed an issue where workers interacted incorrectly with allied structures.
Warpgates now have selection subgroup priority over Gateways.
Warpgates and Gateways are now considered distinct units when issuing 'select all' commands.
Gateways and Warpgates can now be issued orders to transform regardless of which is the primary subgroup selection.
Reverted spawned Hallucinations inheriting their caster's order queue.
Selection radius color is now distinct for primary subgroup selection when Colorblind mode is enabled.
Fixed an issue in Team games where Cyclones could fail to deal damage to units detected by an ally.