diff --git a/changelog.txt b/changelog.txt
index f7e9ad25..5194b582 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -2873,4 +2873,47 @@ bugfixes
 - fixes to the screenshot feature
 - no more pushing statues on arrow/fire traps
 
->>>>>>> 4c3b754c... version 11.0
+2019-01-17 14:28 Update 11.0a:
+
+Brown Islands:
+- elevation shown in the help line
+- a description of the elevation mechanics in Brown
+- Bronze Bugs are stunned also when pushed into water
+- fixed the walls generated by Bronze Beasts outside of Brown Islands
+- additional guest orb: Orb of Safety
+
+Free fall:
+- a description for Western Hawks
+- Orb of Gravity now gives life in shmup (since it does not work)
+- trolls (and similar creatures) no longer create walls in Free Fall
+
+Racing fixes:
+- disable mouse pointing (scores reset!)
+- no more shmup welcome message
+- fixed a bug with official races generating incorrectly
+- finish message
+- fixed not configuring track correctly when started from CLI
+- side display
+- scores should be updated automatically
+- an option of standard_centering
+- fixed hotkey clash for 'best scores to show as ghosts' vs 'guiding line'
+- race angle now defaults correctly to 90 degrees
+- race TPP now adjusts better to the screen aspect ratio
+- 'two players' option should work now
+
+Map editor:
+- an option to change new canvas cells without clearing the map
+- no more crashing on 'c'opying outside of map
+- fixed a crash with changing some values in Shift+G
+- tortoise flags are now editable with Shift+G and saved into saved levels
+
+Crystal geometry:
+- no more ambushes on compasses
+- no more compasses in the Minefield
+- Emerald Mine now generated randomly
+- fixed the achievement descriptions
+
+Other:
+- options of TPP and fixed facing direction, not only in racing
+- Orb of Lava is now marked 'useless' in Graveyard
+