diff --git a/CHANGES.md b/CHANGES.md
index 8e1eb69..2213bdb 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,6 +2,9 @@
 
 ## CHANGES
 
+v2.2.2
+- Fidelity: Update to wabac.js 2.20.2, wombat 3.8.5 for cache-override related fidelity improvements
+
 v2.2.1
 - Fidelity: Update to wabac.js 2.20.1 for document.write() comment frame detection improvement
 
diff --git a/package.json b/package.json
index 6069246..7ccdd6f 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "replaywebpage",
   "productName": "ReplayWeb.page",
-  "version": "2.2.1",
+  "version": "2.2.2",
   "description": "Serverless Web Archive Replay",
   "repository": "https://github.com/webrecorder/replayweb.page",
   "homepage": "https://replayweb.page/",
@@ -18,7 +18,7 @@
   "dependencies": {
     "@fortawesome/fontawesome-free": "^5.15.4",
     "@shoelace-style/shoelace": "~2.15.1",
-    "@webrecorder/wabac": "^2.20.1",
+    "@webrecorder/wabac": "^2.20.2",
     "bulma": "^0.9.3",
     "electron-log": "^4.4.1",
     "electron-updater": "^6.3.2",
diff --git a/yarn.lock b/yarn.lock
index 4404454..09bcce2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1021,16 +1021,16 @@
   resolved "https://registry.yarnpkg.com/@webpack-cli/serve/-/serve-2.0.5.tgz#325db42395cd49fe6c14057f9a900e427df8810e"
   integrity sha512-lqaoKnRYBdo1UgDX8uF24AfGMifWK19TxPmM5FHc2vAGxrJ/qtyUyFBWoY1tISZdelsQ5fBcOusifo5o5wSJxQ==
 
-"@webrecorder/wabac@^2.20.1":
-  version "2.20.1"
-  resolved "https://registry.yarnpkg.com/@webrecorder/wabac/-/wabac-2.20.1.tgz#58e397e2ef1c33de1bb37aa4f51fc7f3eec8a1f7"
-  integrity sha512-RX+U6m7aVgvsAfLb9FuLY/PcHCNL5dc1FPaD0GnUiFgswSSe5v4MjIhqJNOnbrJYEcbib81AJfxNuvOyXAJDJQ==
+"@webrecorder/wabac@^2.20.2":
+  version "2.20.2"
+  resolved "https://registry.yarnpkg.com/@webrecorder/wabac/-/wabac-2.20.2.tgz#adf5c77f2dcf04b3f03897fc4c23444ca3f43155"
+  integrity sha512-5O0T0a0rGrDMXVsYOENJfk28azQzr/0obbM4Dps1RexdUYK/Vk01gNov+IKetKuYPP1sKoAi+7s4d0h3PWmjOg==
   dependencies:
     "@peculiar/asn1-ecc" "^2.3.4"
     "@peculiar/asn1-schema" "^2.3.3"
     "@peculiar/x509" "^1.9.2"
     "@types/js-levenshtein" "^1.1.3"
-    "@webrecorder/wombat" "^3.8.3"
+    "@webrecorder/wombat" "^3.8.5"
     acorn "^8.10.0"
     auto-js-ipfs "^2.1.1"
     base64-js "^1.5.1"
@@ -1049,14 +1049,14 @@
     path-parser "^6.1.0"
     process "^0.11.10"
     stream-browserify "^3.0.0"
-    warcio "^2.3.1"
+    warcio "^2.4.0"
 
-"@webrecorder/wombat@^3.8.3":
-  version "3.8.3"
-  resolved "https://registry.yarnpkg.com/@webrecorder/wombat/-/wombat-3.8.3.tgz#c5a077225d1a70def9fbbbfcd50fa4465d236546"
-  integrity sha512-dqgoxigB3OdX5JeB3yxJrUNwFwUBlYC+LmGrLEgGeP259MFzXQLD2pmfuqGt5ygWvIv56SrAMV4sUceux07X2A==
+"@webrecorder/wombat@^3.8.5":
+  version "3.8.5"
+  resolved "https://registry.yarnpkg.com/@webrecorder/wombat/-/wombat-3.8.5.tgz#f62b18412c9e72d896c9604bbefe77c6fd9c43ea"
+  integrity sha512-yQDycwPtOmwNQUg/ro1xz4c5NWvgdszIllayYXV2WmyCJv27Gj1VJAXtBoEAVQffOl0Q14JVtMs+IaAEY67F9Q==
   dependencies:
-    warcio "^2.3.1"
+    warcio "^2.4.0"
 
 "@xmldom/xmldom@^0.8.8":
   version "0.8.10"
@@ -5615,10 +5615,10 @@ vscode-uri@^2.1.2:
   resolved "https://registry.yarnpkg.com/vscode-uri/-/vscode-uri-2.1.2.tgz#c8d40de93eb57af31f3c715dd650e2ca2c096f1c"
   integrity sha512-8TEXQxlldWAuIODdukIb+TR5s+9Ds40eSJrw+1iDDA9IFORPjMELarNQE3myz5XIkWWpdprmJjm1/SxMlWOC8A==
 
-warcio@^2.3.1:
-  version "2.3.1"
-  resolved "https://registry.yarnpkg.com/warcio/-/warcio-2.3.1.tgz#8ac9de897de1a556161168f2a3938b60929908ca"
-  integrity sha512-PjcWqzXfs6HdWfHi1V/i8MoMmV5M0Csg3rOa2mqCJ1dmCJXswVfQ0VXbEVumwavNIW2oFFj6LJoCHHeL4Ls/zw==
+warcio@^2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/warcio/-/warcio-2.4.0.tgz#13bae2837f1bbf5cf7585f75857e6311d30557bd"
+  integrity sha512-EfxXCgsnZ35CGf2j99QBMyB6EI98KEQ6YmeER+8Lnv/4KFJ3thT76PiX37HfZVbPJS21JihA0Eddjk9QBQRlPg==
   dependencies:
     "@types/pako" "^1.0.7"
     "@types/stream-buffers" "^3.0.7"
@@ -5627,7 +5627,7 @@ warcio@^2.3.1:
     pako "^1.0.11"
     tempy "^3.1.0"
     uuid-random "^1.3.2"
-    yargs "^17.6.2"
+    yargs "^17.7.2"
 
 watchpack@^2.4.1:
   version "2.4.1"