diff --git a/app/src/main/kotlin/org/koitharu/kotatsu/core/ui/image/TrimTransformation.kt b/app/src/main/kotlin/org/koitharu/kotatsu/core/ui/image/TrimTransformation.kt
index ee37d0c9d..88dda77b5 100644
--- a/app/src/main/kotlin/org/koitharu/kotatsu/core/ui/image/TrimTransformation.kt
+++ b/app/src/main/kotlin/org/koitharu/kotatsu/core/ui/image/TrimTransformation.kt
@@ -11,7 +11,7 @@ import coil.size.Size
 import coil.transform.Transformation
 import kotlin.math.abs
 
-data class TrimTransformation(
+class TrimTransformation(
 	private val tolerance: Int = 20,
 ) : Transformation {
 
@@ -104,4 +104,12 @@ data class TrimTransformation(
 			abs(a.blue - b.blue) <= tolerance &&
 			abs(a.alpha - b.alpha) <= tolerance
 	}
+
+	override fun equals(other: Any?): Boolean {
+		return this === other || (other is TrimTransformation && other.tolerance == tolerance)
+	}
+
+	override fun hashCode(): Int {
+		return tolerance
+	}
 }
diff --git a/app/src/main/kotlin/org/koitharu/kotatsu/core/ui/model/DateTimeAgo.kt b/app/src/main/kotlin/org/koitharu/kotatsu/core/ui/model/DateTimeAgo.kt
index 5dfe1045b..6411bb3ea 100644
--- a/app/src/main/kotlin/org/koitharu/kotatsu/core/ui/model/DateTimeAgo.kt
+++ b/app/src/main/kotlin/org/koitharu/kotatsu/core/ui/model/DateTimeAgo.kt
@@ -20,6 +20,22 @@ sealed class DateTimeAgo {
 		override fun equals(other: Any?): Boolean = other === JustNow
 	}
 
+	data class MinutesAgo(val minutes: Int) : DateTimeAgo() {
+		override fun format(resources: Resources): String {
+			return resources.getQuantityString(R.plurals.minutes_ago, minutes, minutes)
+		}
+
+		override fun toString() = "minutes_ago_$minutes"
+	}
+
+	data class HoursAgo(val hours: Int) : DateTimeAgo() {
+		override fun format(resources: Resources): String {
+			return resources.getQuantityString(R.plurals.hours_ago, hours, hours)
+		}
+
+		override fun toString() = "hours_ago_$hours"
+	}
+
 	object Today : DateTimeAgo() {
 		override fun format(resources: Resources): String {
 			return resources.getString(R.string.today)
@@ -41,7 +57,6 @@ sealed class DateTimeAgo {
 	}
 
 	data class DaysAgo(val days: Int) : DateTimeAgo() {
-
 		override fun format(resources: Resources): String {
 			return resources.getQuantityString(R.plurals.days_ago, days, days)
 		}
@@ -50,7 +65,6 @@ sealed class DateTimeAgo {
 	}
 
 	data class MonthsAgo(val months: Int) : DateTimeAgo() {
-
 		override fun format(resources: Resources): String {
 			return if (months == 0) {
 				resources.getString(R.string.this_month)
diff --git a/app/src/main/kotlin/org/koitharu/kotatsu/image/ui/ImageActivity.kt b/app/src/main/kotlin/org/koitharu/kotatsu/image/ui/ImageActivity.kt
index 73203e59d..56a11f004 100644
--- a/app/src/main/kotlin/org/koitharu/kotatsu/image/ui/ImageActivity.kt
+++ b/app/src/main/kotlin/org/koitharu/kotatsu/image/ui/ImageActivity.kt
@@ -98,7 +98,7 @@ class ImageActivity : BaseActivity<ActivityImageBinding>(), ImageRequest.Listene
 			.enqueueWith(coil)
 	}
 
-	private data class SsivTarget(
+	private class SsivTarget(
 		override val view: SubsamplingScaleImageView,
 	) : ViewTarget<SubsamplingScaleImageView> {
 
@@ -106,6 +106,14 @@ class ImageActivity : BaseActivity<ActivityImageBinding>(), ImageRequest.Listene
 
 		override fun onSuccess(result: Drawable) = setDrawable(result)
 
+		override fun equals(other: Any?): Boolean {
+			return (this === other) || (other is SsivTarget && view == other.view)
+		}
+
+		override fun hashCode() = view.hashCode()
+
+		override fun toString() = "SsivTarget(view=$view)"
+
 		private fun setDrawable(drawable: Drawable?) {
 			if (drawable != null) {
 				view.setImage(ImageSource.Bitmap(drawable.toBitmap()))