diff --git a/mods/sponge_edit.js b/mods/sponge_edit.js
index f95396cb..8fd24da6 100644
--- a/mods/sponge_edit.js
+++ b/mods/sponge_edit.js
@@ -40,7 +40,7 @@ if(enabledMods.includes(onTryMoveIntoMod) && enabledMods.includes(libraryMod)) {
 			return false;
 		};
 		var otherInfo = elements[otherPixel.element]
-		if((otherInfo.state ?? "solid") == "solid") {
+		if((otherInfo.state ?? "solid") == "solid" && (otherInfo.density ?? 1000) >= 200) {
 			//console.log(otherPixel.element,otherInfo.state);
 			var outputOffsets = [pixel.x - otherPixel.x, pixel.y - otherPixel.y];
 			var twiceOffsets = outputOffsets.map(x => x * 2);
@@ -73,4 +73,4 @@ if(enabledMods.includes(onTryMoveIntoMod) && enabledMods.includes(libraryMod)) {
 	enabledMods.splice(enabledMods.indexOf(modName),0,libraryMod);
 	localStorage.setItem("enabledMods", JSON.stringify(enabledMods));
 	alert(`The ${onTryMoveIntoMod} mod and ${libraryMod} mods are required and have been automatically inserted (reload for this to take effect).`);
-};
\ No newline at end of file
+};