diff --git a/buildSrc/src/main/kotlin/BuildConfig.kt b/buildSrc/src/main/kotlin/BuildConfig.kt
index 38d449a1a8..12226ca2d1 100644
--- a/buildSrc/src/main/kotlin/BuildConfig.kt
+++ b/buildSrc/src/main/kotlin/BuildConfig.kt
@@ -3,8 +3,8 @@ package com.unciv.build
 object BuildConfig {
     const val kotlinVersion = "1.3.71"
     const val appName = "Unciv"
-    const val appCodeNumber = 431
-    const val appVersion = "3.8.12"
+    const val appCodeNumber = 432
+    const val appVersion = "3.8.12-patch1"
 
     const val gdxVersion = "1.9.10"
     const val roboVMVersion = "2.3.1"
diff --git a/core/src/com/unciv/logic/automation/WorkerAutomation.kt b/core/src/com/unciv/logic/automation/WorkerAutomation.kt
index 7f17dfe823..9aee7e88a0 100644
--- a/core/src/com/unciv/logic/automation/WorkerAutomation.kt
+++ b/core/src/com/unciv/logic/automation/WorkerAutomation.kt
@@ -77,7 +77,8 @@ class WorkerAutomation(val unit: MapUnit) {
             return
         }
         val tileFurthestFromEnemy = reachableTiles.keys.filter {  unit.movement.canMoveTo(it) }
-                .maxBy(this::countDistanceToClosestEnemy)!!
+                .maxBy(this::countDistanceToClosestEnemy)
+        if(tileFurthestFromEnemy==null) return // can't move anywhere!
         unit.movement.moveToTile(tileFurthestFromEnemy)
     }