diff --git a/package.json b/package.json
index aa139b00..c19f3005 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "@sourcegraph/tsconfig": "^4.0.1",
     "@types/chai": "4.2.14",
     "@types/karma": "5.0.1",
-    "@types/karma-webpack": "2.0.7",
+    "@types/karma-webpack": "2.0.8",
     "@types/lodash": "4.14.167",
     "@types/mocha": "7.0.2",
     "@types/node": "13.11.1",
diff --git a/yarn.lock b/yarn.lock
index fada120e..88b3bb6d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -514,14 +514,14 @@
   resolved "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.4.tgz#38fd73ddfd9b55abb1e1b2ed578cb55bd7b7d339"
   integrity sha512-8+KAKzEvSUdeo+kmqnKrqgeE+LcA0tjYWFY7RPProVYwnqDjukzO+3b6dLD56rYX5TdWejnEOLJYOIeh4CXKuA==
 
-"@types/karma-webpack@2.0.7":
-  version "2.0.7"
-  resolved "https://registry.yarnpkg.com/@types/karma-webpack/-/karma-webpack-2.0.7.tgz#967e7971d8bc3d8da31110f44556842eca3aed85"
-  integrity sha512-8v5+OVjFO+j8YUdbv3cIYIfZJHH2VvUSNqJXDaxnr5sFgv4neMI7D812GFclU2dcjdzicX/qEzfk69ha21453A==
+"@types/karma-webpack@2.0.8":
+  version "2.0.8"
+  resolved "https://registry.yarnpkg.com/@types/karma-webpack/-/karma-webpack-2.0.8.tgz#0c6e23d40b83e063b6c94525efc8c47af58cfe0f"
+  integrity sha512-BT09qIvUZR5FNO2W1DsxrpJogZp9+3/LCBB3jjumJg0E1gV6mpcAZu9cTivHfz24l4VQJCVh/jMZioS/leg+Pw==
   dependencies:
     "@types/karma" "*"
     "@types/webpack" "*"
-    "@types/webpack-dev-middleware" "*"
+    "@types/webpack-dev-middleware" "^3"
 
 "@types/karma@*", "@types/karma@5.0.1":
   version "5.0.1"
@@ -536,11 +536,6 @@
   resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.167.tgz#ce7d78553e3c886d4ea643c37ec7edc20f16765e"
   integrity sha512-w7tQPjARrvdeBkX/Rwg95S592JwxqOjmms3zWQ0XZgSyxSLdzWaYH3vErBhdVS/lRBX7F8aBYcYJYTr5TMGOzw==
 
-"@types/loglevel@*":
-  version "1.5.3"
-  resolved "https://registry.yarnpkg.com/@types/loglevel/-/loglevel-1.5.3.tgz#adfce55383edc5998a2170ad581b3e23d6adb5b8"
-  integrity sha512-TzzIZihV+y9kxSg5xJMkyIkaoGkXi50isZTtGHObNHRqAAwjGNjSCNPI7AUAv0tZUKTq9f2cdkCUd/2JVZUTrA==
-
 "@types/memory-fs@*":
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/@types/memory-fs/-/memory-fs-0.3.1.tgz#5cb5a1df4d977fd43edd3f05e0fd1a8a06b0275e"
@@ -607,15 +602,15 @@
   dependencies:
     source-map "^0.6.1"
 
-"@types/webpack-dev-middleware@*":
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/@types/webpack-dev-middleware/-/webpack-dev-middleware-2.0.2.tgz#33934f15de582f1a6c21ea21c42f69282e328c76"
-  integrity sha512-uZ1avIbAcnspcDKKm0WfgIdvBYRqUapPmwb0MYGzzB74q2F3T4Xi+qPSoS0Oq5iQvIMVxOm7KMqHQJii4VDCsw==
+"@types/webpack-dev-middleware@^3":
+  version "3.7.3"
+  resolved "https://registry.yarnpkg.com/@types/webpack-dev-middleware/-/webpack-dev-middleware-3.7.3.tgz#2b0aa70b19f30ead7e6ff8c2789d6930e2298c7b"
+  integrity sha512-g6Q1Gom9kGZv8Sme2gNCrxKdxDi68FX3jW4u2Abntx/5ejX1g2tpI95+3ObdXkTHm8XEFpVcmZbmhlcZbVqEeg==
   dependencies:
     "@types/connect" "*"
-    "@types/loglevel" "*"
     "@types/memory-fs" "*"
     "@types/webpack" "*"
+    loglevel "^1.6.2"
 
 "@types/webpack-env@1.16.0":
   version "1.16.0"
@@ -5490,6 +5485,11 @@ log4js@^6.2.1:
     rfdc "^1.1.4"
     streamroller "^2.2.4"
 
+loglevel@^1.6.2:
+  version "1.7.1"
+  resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.7.1.tgz#005fde2f5e6e47068f935ff28573e125ef72f197"
+  integrity sha512-Hesni4s5UkWkwCGJMQGAh71PaLUmKFM60dHvq0zi/vDhhrzuk+4GgNbTXJ12YYQJn6ZKBDNIjYcuQGKudvqrIw==
+
 loglevelnext@^1.0.1:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/loglevelnext/-/loglevelnext-1.0.5.tgz#36fc4f5996d6640f539ff203ba819641680d75a2"