diff --git a/core/src/com/unciv/ui/saves/SaveGameScreen.kt b/core/src/com/unciv/ui/saves/SaveGameScreen.kt
index 128c531587..3b0d8c1f84 100644
--- a/core/src/com/unciv/ui/saves/SaveGameScreen.kt
+++ b/core/src/com/unciv/ui/saves/SaveGameScreen.kt
@@ -39,9 +39,13 @@ class SaveGameScreen(val gameInfo: GameInfo) : PickerScreen(disableScroll = true
 
         val copyJsonButton = "Copy to clipboard".toTextButton()
         copyJsonButton.onClick {
-            val json = Json().toJson(gameInfo)
-            val base64Gzip = Gzip.zip(json)
-            Gdx.app.clipboard.contents = base64Gzip
+            try {
+                val json = Json().toJson(gameInfo)
+                val base64Gzip = Gzip.zip(json)
+                Gdx.app.clipboard.contents = base64Gzip
+            } catch (OOM: OutOfMemoryError) {
+                // you don't get a special toast, this isn't nearly common enough, this is a total edge-case
+            }
         }
         newSave.add(copyJsonButton).row()
         if (GameSaver.canLoadFromCustomSaveLocation()) {