diff --git a/FORK.md b/FORK.md
new file mode 100644
index 0000000000..ce3744fac1
--- /dev/null
+++ b/FORK.md
@@ -0,0 +1,6 @@
+# TudbuT FORK
+
+## Changes:
+
+- Allow anyone to see the activity heatmap in full
+
diff --git a/models/activities/action.go b/models/activities/action.go
index b6c816f096..8c3019d929 100644
--- a/models/activities/action.go
+++ b/models/activities/action.go
@@ -440,6 +440,7 @@ type GetFeedsOptions struct {
 	OnlyPerformedByActor bool                   // only actions performed by the original actor
 	IncludeDeleted       bool                   // include deleted actions
 	Date                 string                 // the day we want activity for: YYYY-MM-DD
+	IncludeInaccessible  bool                   // if inaccessible activities should be included
 }
 
 // GetFeeds returns actions according to the provided options
@@ -526,7 +527,7 @@ func activityQueryCondition(ctx context.Context, opts GetFeedsOptions) (builder.
 	}
 
 	// check readable repositories by doer/actor
-	if opts.Actor == nil || !opts.Actor.IsAdmin {
+	if !opts.IncludeInaccessible && (opts.Actor == nil || !opts.Actor.IsAdmin) {
 		cond = cond.And(builder.In("repo_id", repo_model.AccessibleRepoIDsQuery(opts.Actor)))
 	}
 
diff --git a/models/activities/user_heatmap.go b/models/activities/user_heatmap.go
index 080075d793..baa6f8ee02 100644
--- a/models/activities/user_heatmap.go
+++ b/models/activities/user_heatmap.go
@@ -53,6 +53,7 @@ func getUserHeatmapData(ctx context.Context, user *user_model.User, team *organi
 		// * For organizations actions by all users that were made in owned
 		//   repositories are counted.
 		OnlyPerformedBy: !user.IsOrganization(),
+		IncludeInaccessible: true,
 	})
 	if err != nil {
 		return nil, err