diff --git a/core/src/com/unciv/models/ruleset/validation/RulesetValidator.kt b/core/src/com/unciv/models/ruleset/validation/RulesetValidator.kt
index c0b3dfd4c1..439ae28fa3 100644
--- a/core/src/com/unciv/models/ruleset/validation/RulesetValidator.kt
+++ b/core/src/com/unciv/models/ruleset/validation/RulesetValidator.kt
@@ -1,6 +1,7 @@
 package com.unciv.models.ruleset.validation
 
 import com.badlogic.gdx.Gdx
+import com.badlogic.gdx.files.FileHandle
 import com.badlogic.gdx.graphics.Color
 import com.badlogic.gdx.graphics.g2d.TextureAtlas.TextureAtlasData
 import com.unciv.Constants
@@ -755,6 +756,11 @@ class RulesetValidator(val ruleset: Ruleset) {
     }
 
     private fun checkTilesetSanity(lines: RulesetErrorList) {
+        // If running from a jar *and* checking a builtin ruleset, skip this check.
+        // - We can't list() the jsons, and the unit test before relase is sufficient, the tileset config can't have changed since then.
+        if (ruleset.folderLocation == null && this::class.java.`package`?.specificationVersion != null)
+            return
+
         val tilesetConfigFolder = (ruleset.folderLocation ?: Gdx.files.internal("")).child("jsons\\TileSets")
         if (!tilesetConfigFolder.exists()) return
 
diff --git a/core/src/com/unciv/ui/components/widgets/ZoomableScrollPane.kt b/core/src/com/unciv/ui/components/widgets/ZoomableScrollPane.kt
index 9aaefe2ca9..cf78e3eea2 100644
--- a/core/src/com/unciv/ui/components/widgets/ZoomableScrollPane.kt
+++ b/core/src/com/unciv/ui/components/widgets/ZoomableScrollPane.kt
@@ -19,8 +19,6 @@ import com.unciv.UncivGame
 import com.unciv.models.metadata.GameSettings
 import com.unciv.ui.components.ZoomGestureListener
 import com.unciv.ui.components.input.KeyboardPanningListener
-import java.lang.Float.max
-import java.lang.Float.min
 import kotlin.math.sqrt
 
 
@@ -138,7 +136,7 @@ open class ZoomableScrollPane(
     }
 
     open fun zoom(zoomScale: Float) {
-        val newZoom = min(max(zoomScale, minZoom), maxZoom)
+        val newZoom = zoomScale.coerceIn(minZoom, maxZoom)
         val oldZoomX = scaleX
         val oldZoomY = scaleY