diff --git a/src/facilities/incubator/incubatorInteract.js b/src/facilities/incubator/incubatorInteract.js
index a86bb80da75eabe640feeba1e341fa6c29567db3..80388dfc7f26873a779a26d49dfbe3fa3a323b7e 100644
--- a/src/facilities/incubator/incubatorInteract.js
+++ b/src/facilities/incubator/incubatorInteract.js
@@ -1558,7 +1558,7 @@ App.UI.incubator = function() {
 		if (V.readySlaves === 1) {
 			if (V.incubatorBulkRelease === 1) {
 				V.newSlavePool = [];
-				for (let _inc = 0; _inc < V.tanks.length;) {
+				for (let _inc = 0; _inc < V.tanks.length; _inc++) {
 					if (V.tanks[_inc].growTime <= 0) {
 						V.incubatorOldID = V.tanks[_inc].ID;
 						/* single slave case */
@@ -1573,7 +1573,7 @@ App.UI.incubator = function() {
 					V.newSlavePool = 0;
 				}
 			} else {
-				for (let _inc = 0; _inc < V.incubatorSlaves;) {
+				for (let _inc = 0; _inc < V.incubatorSlaves; _inc++) {
 					if (V.tanks[_inc].growTime <= 0) {
 						V.incubatorOldID = V.tanks[_inc].ID;
 						V.readySlave = V.tanks[_inc];