diff --git a/examples/persistent-caching/README.md b/examples/persistent-caching/README.md
index 4c471076a..9fcfa8042 100644
--- a/examples/persistent-caching/README.md
+++ b/examples/persistent-caching/README.md
@@ -59,28 +59,28 @@ module.exports = (env = "development") => ({
 
 ```
 asset output.js 3.61 MiB [emitted] (name: main)
-chunk (runtime: main) output.js (main) 2.24 MiB (javascript) 1.29 KiB (runtime) [entry]
+chunk (runtime: main) output.js (main) 2.25 MiB (javascript) 1.29 KiB (runtime) [entry]
   > ./example.js main
-  cached modules 2.24 MiB (javascript) 1.29 KiB (runtime) [cached] 1516 modules
+  cached modules 2.25 MiB (javascript) 1.29 KiB (runtime) [cached] 1523 modules
 webpack X.X.X compiled successfully
 ```
 
 ## Production mode
 
 ```
-asset output.js 548 KiB [emitted] [minimized] [big] (name: main) 1 related asset
+asset output.js 549 KiB [emitted] [minimized] [big] (name: main) 1 related asset
 chunk (runtime: main) output.js (main) 2.19 MiB (javascript) 1.29 KiB (runtime) [entry]
   > ./example.js main
-  cached modules 2.19 MiB (javascript) 1.29 KiB (runtime) [cached] 893 modules
+  cached modules 2.19 MiB (javascript) 1.29 KiB (runtime) [cached] 900 modules
 
 WARNING in asset size limit: The following asset(s) exceed the recommended size limit (244 KiB).
 This can impact web performance.
 Assets: 
-  output.js (548 KiB)
+  output.js (549 KiB)
 
 WARNING in entrypoint size limit: The following entrypoint(s) combined asset size exceeds the recommended limit (244 KiB). This can impact web performance.
 Entrypoints:
-  main (548 KiB)
+  main (549 KiB)
       output.js
 
 WARNING in webpack performance recommendations: 
diff --git a/examples/virtual-modules/README.md b/examples/virtual-modules/README.md
index 9413ee0b4..9afd3f6b7 100644
--- a/examples/virtual-modules/README.md
+++ b/examples/virtual-modules/README.md
@@ -539,7 +539,10 @@ const msg = "from virtual module with custom scheme";
 /******/ 			// "1" is the signal for "already loaded"
 /******/ 			if(!installedChunks[chunkId]) {
 /******/ 				if(true) { // all chunks have JS
-/******/ 					installChunk(require("./" + __webpack_require__.u(chunkId)));
+/******/ 					var installedChunk = require("./" + __webpack_require__.u(chunkId));
+/******/ 					if (!installedChunks[chunkId]) {
+/******/ 						installChunk(installedChunk);
+/******/ 					}
 /******/ 				} else installedChunks[chunkId] = 1;
 /******/ 			}
 /******/ 		};
@@ -572,13 +575,13 @@ const msg = "from virtual module with custom scheme";
 ## Unoptimized
 
 ```
-asset output.js 16.3 KiB [emitted] (name: main)
+asset output.js 16.4 KiB [emitted] (name: main)
 asset 2.output.js 815 bytes [emitted]
 asset 1.output.js 814 bytes [emitted]
-chunk (runtime: main) output.js (main) 1.46 KiB (javascript) 4.13 KiB (runtime) [entry] [rendered]
+chunk (runtime: main) output.js (main) 1.46 KiB (javascript) 4.21 KiB (runtime) [entry] [rendered]
   > ./example.js main
   dependent modules 514 bytes [dependent] 8 modules
-  runtime modules 4.13 KiB 7 modules
+  runtime modules 4.21 KiB 7 modules
   ./example.js 977 bytes [built] [code generated]
     [no exports]
     [used exports unknown]
@@ -601,7 +604,7 @@ webpack X.X.X compiled successfully
 ## Production mode
 
 ```
-asset output.js 2.5 KiB [emitted] [minimized] (name: main)
+asset output.js 2.52 KiB [emitted] [minimized] (name: main)
 asset 263.output.js 121 bytes [emitted] [minimized]
 asset 722.output.js 121 bytes [emitted] [minimized]
 chunk (runtime: main) 263.output.js 20 bytes [rendered]
@@ -614,10 +617,10 @@ chunk (runtime: main) 722.output.js 20 bytes [rendered]
   ./routes/b.js 20 bytes [built] [code generated]
     [exports: default]
     import() ./routes/b.js virtual:routes 2:9-32
-chunk (runtime: main) output.js (main) 1.46 KiB (javascript) 4.13 KiB (runtime) [entry] [rendered]
+chunk (runtime: main) output.js (main) 1.46 KiB (javascript) 4.21 KiB (runtime) [entry] [rendered]
   > ./example.js main
   dependent modules 514 bytes [dependent] 8 modules
-  runtime modules 4.13 KiB 7 modules
+  runtime modules 4.21 KiB 7 modules
   ./example.js 977 bytes [built] [code generated]
     [no exports]
     [no exports used]