diff --git a/lib/Compilation.js b/lib/Compilation.js
index 43ff67020..ec46884f3 100644
--- a/lib/Compilation.js
+++ b/lib/Compilation.js
@@ -1814,41 +1814,21 @@ class Compilation {
 		 * @param {Module} module module for processeing
 		 * @returns {void}
 		 */
-		const enqueueJob = module => {
+		const processModule = module => {
 			if (!moduleGraph.setDepthIfLower(module, depth)) return;
 			queue.add(module);
 		};
 
-		/**
-		 * @param {Dependency} dependency dependency to assign depth to
-		 * @returns {void}
-		 */
-		const assignDepthToDependency = dependency => {
-			const module = this.moduleGraph.getModule(dependency);
-			if (module) {
-				enqueueJob(module);
-			}
-		};
-
-		/**
-		 * @param {DependenciesBlock} block block to assign depth to
-		 * @returns {void}
-		 */
-		const assignDepthToDependencyBlock = block => {
-			if (block.dependencies) {
-				for (const dep of block.dependencies) assignDepthToDependency(dep);
-			}
-
-			if (block.blocks) {
-				for (const b of block.blocks) assignDepthToDependencyBlock(b);
-			}
-		};
-
 		for (module of queue) {
 			queue.delete(module);
 			depth = moduleGraph.getDepth(module) + 1;
 
-			assignDepthToDependencyBlock(module);
+			for (const connection of moduleGraph.getOutgoingConnections(module)) {
+				const refModule = connection.module;
+				if (refModule) {
+					processModule(refModule);
+				}
+			}
 		}
 	}