diff --git a/package-lock.json b/package-lock.json
index c1cfa3e4d9..618430fb8e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7389,20 +7389,22 @@
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     "istanbul-lib-source-maps": {
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-      "resolved": "https://registry.npmjs.org/istanbul-lib-source-maps/-/istanbul-lib-source-maps-4.0.0.tgz",
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+      "version": "3.0.6",
+      "resolved": "https://registry.npmjs.org/istanbul-lib-source-maps/-/istanbul-lib-source-maps-3.0.6.tgz",
+      "integrity": "sha512-R47KzMtDJH6X4/YW9XTx+jrLnZnscW4VpNN+1PViSYTejLVPWv7oov+Duf8YQSPyVRUvueQqz1TcsC6mooZTXw==",
       "dev": true,
       "requires": {
         "debug": "^4.1.1",
-        "istanbul-lib-coverage": "^3.0.0",
+        "istanbul-lib-coverage": "^2.0.5",
+        "make-dir": "^2.1.0",
+        "rimraf": "^2.6.3",
         "source-map": "^0.6.1"
       },
       "dependencies": {
         "istanbul-lib-coverage": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/istanbul-lib-coverage/-/istanbul-lib-coverage-3.0.0.tgz",
-          "integrity": "sha512-UiUIqxMgRDET6eR+o5HbfRYP1l0hqkWOs7vNxC/mggutCMUIhWMm8gAHb8tHlyfD3/l6rlgNA5cKdDzEAf6hEg==",
+          "version": "2.0.5",
+          "resolved": "https://registry.npmjs.org/istanbul-lib-coverage/-/istanbul-lib-coverage-2.0.5.tgz",
+          "integrity": "sha512-8aXznuEPCJvGnMSRft4udDRDtb1V3pkQkMMI5LI+6HuQz5oQ4J2UFn1H82raA3qJtyOLkkwVqICBQkjnGtn5mA==",
           "dev": true
         }
       }
@@ -7778,14 +7780,14 @@
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     },
     "karma-coverage-istanbul-reporter": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/karma-coverage-istanbul-reporter/-/karma-coverage-istanbul-reporter-3.0.0.tgz",
-      "integrity": "sha512-b/SHVcm9g0MxpwuaqM+AE7jiKbD89eGR2nkk2zCjowVX+OpXBQSaLL9vqN+L3oO0hZi2wf5f6I66/S9iEBFzHA==",
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/karma-coverage-istanbul-reporter/-/karma-coverage-istanbul-reporter-3.0.2.tgz",
+      "integrity": "sha512-pg23tKKF867UIJUIZF252cNbiBnuMIPOMkeiULzjysr9K267Js2O/SoQBL1PCPctJVzvhOkE47yQPUKrWtyl6w==",
       "dev": true,
       "requires": {
         "istanbul-lib-coverage": "^3.0.0",
         "istanbul-lib-report": "^3.0.0",
-        "istanbul-lib-source-maps": "^4.0.0",
+        "istanbul-lib-source-maps": "^3.0.6",
         "istanbul-reports": "^3.0.2",
         "minimatch": "^3.0.4"
       },