diff --git a/package-lock.json b/package-lock.json
index 47edcf3..037db7e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1389,6 +1389,18 @@
         "graceful-fs": "^4.1.2",
         "memory-fs": "^0.4.0",
         "tapable": "^1.0.0"
+      },
+      "dependencies": {
+        "memory-fs": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/memory-fs/-/memory-fs-0.4.1.tgz",
+          "integrity": "sha1-OpoguEYlI+RHz7x+i7gO1me/xVI=",
+          "dev": true,
+          "requires": {
+            "errno": "^0.1.3",
+            "readable-stream": "^2.0.1"
+          }
+        }
       }
     },
     "errno": {
@@ -3159,9 +3171,9 @@
       }
     },
     "memory-fs": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/memory-fs/-/memory-fs-0.4.1.tgz",
-      "integrity": "sha1-OpoguEYlI+RHz7x+i7gO1me/xVI=",
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/memory-fs/-/memory-fs-0.5.0.tgz",
+      "integrity": "sha512-jA0rdU5KoQMC0e6ppoNRtpp6vjFq6+NY7r8hywnC7V+1Xj/MtHwGIbB1QaK/dunyjWteJzmkpd7ooeWg10T7GA==",
       "dev": true,
       "requires": {
         "errno": "^0.1.3",
@@ -5480,6 +5492,18 @@
         "terser-webpack-plugin": "^1.4.1",
         "watchpack": "^1.6.0",
         "webpack-sources": "^1.4.1"
+      },
+      "dependencies": {
+        "memory-fs": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/memory-fs/-/memory-fs-0.4.1.tgz",
+          "integrity": "sha1-OpoguEYlI+RHz7x+i7gO1me/xVI=",
+          "dev": true,
+          "requires": {
+            "errno": "^0.1.3",
+            "readable-stream": "^2.0.1"
+          }
+        }
       }
     },
     "webpack-sources": {
diff --git a/package.json b/package.json
index 310ed0c..51d0c5b 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
   "devDependencies": {
     "@jarrodldavis/version-scripts": "^0.1.0",
     "@mdi/js": "^3.6.95",
-    "memory-fs": "^0.4.1",
+    "memory-fs": "^0.5.0",
     "mocha": "^6.1.4",
     "pixelmatch": "^5.0.2",
     "pngjs": "^3.4.0",