diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1f44734fb..d45cb3e51 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 - Fix a bug: unable to show project step image in markdown file
 - Fix a bug: unable to update Store Order sub type in statistics
+- Ability to show all availabilities in calender for admin
 - [TODO DEPLOY] `rails fablab:maintenance:regenerate_statistics[2014,1]`
 
 ## v6.0.8 2023 July 03
diff --git a/app/services/availabilities/visibility_service.rb b/app/services/availabilities/visibility_service.rb
index 21da2b8c1..0651c8bb1 100644
--- a/app/services/availabilities/visibility_service.rb
+++ b/app/services/availabilities/visibility_service.rb
@@ -22,7 +22,7 @@ class Availabilities::VisibilityService
   # @return [Array<ActiveSupport::TimeWithZone,Date,Time>] as: [start,end]
   def visibility(user, available_type, range_start, range_end)
     if user&.privileged?
-      window_start = [range_start, 1.month.ago].max
+      window_start = range_start
       window_end = range_end
     else
       end_at = @maximum_visibility[:other]