diff --git a/webapp/package.json b/webapp/package.json
index 5fea314d7..13077032f 100644
--- a/webapp/package.json
+++ b/webapp/package.json
@@ -61,7 +61,7 @@
     "@nuxtjs/apollo": "^4.0.0-rc19",
     "@nuxtjs/axios": "~5.9.5",
     "@nuxtjs/dotenv": "~1.4.1",
-    "@nuxtjs/pwa": "^3.0.0-beta.19",
+    "@nuxtjs/pwa": "^3.0.0-beta.20",
     "@nuxtjs/sentry": "^3.1.0",
     "@nuxtjs/style-resources": "~1.0.0",
     "accounting": "~0.4.1",
diff --git a/webapp/yarn.lock b/webapp/yarn.lock
index 36fe2d967..f300764c6 100644
--- a/webapp/yarn.lock
+++ b/webapp/yarn.lock
@@ -1709,12 +1709,12 @@
     consola "^2.5.6"
     http-proxy-middleware "^0.19.1"
 
-"@nuxtjs/pwa@^3.0.0-beta.19":
-  version "3.0.0-beta.19"
-  resolved "https://registry.yarnpkg.com/@nuxtjs/pwa/-/pwa-3.0.0-beta.19.tgz#4685c8137a5b588126b3ee4d469f6806423f958f"
-  integrity sha512-5c7CB2qrrlpu7BmJeWX9GN//uK1SiEzBbT+ykH11ZfUxQyXiO3QTm1f6tTOnG/P5v4kRIGYdBr0wmRbA/Hv1cw==
+"@nuxtjs/pwa@^3.0.0-beta.20":
+  version "3.0.0-beta.20"
+  resolved "https://registry.yarnpkg.com/@nuxtjs/pwa/-/pwa-3.0.0-beta.20.tgz#56766da5485c09cb73307285292203f4a4417d5d"
+  integrity sha512-pZhGBqRvTCItvAdZ6PSZtqJUKT6ybphXCykfHh95KzW0cGf10QH/ETPci2AMDEzfx4jW2hImGSmLBToVWOV7Uw==
   dependencies:
-    defu "^0.0.3"
+    defu "^1.0.0"
     execa "^1.0.0"
     fs-extra "^8.1.0"
     hasha "^5.0.0"
@@ -6741,11 +6741,6 @@ defu@^0.0.1:
   resolved "https://registry.yarnpkg.com/defu/-/defu-0.0.1.tgz#74dc4d64e401d7f95c6755fe98bc5cd688833a8f"
   integrity sha512-Pz9yznbSzVTNA67lcfqVnktROx2BrrBBcmQqGrfe0zdiN5pl5GQogLA4uaP3U1pR1LHIZpEYTAh2sn+v4rH1dA==
 
-defu@^0.0.3:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/defu/-/defu-0.0.3.tgz#bdc3ea1e1ab2120d4d4a129147f3ba9b7f9fe103"
-  integrity sha512-u/fe4fBwrD0KACvI0sYWTWFzooqONZq8ywPnK0ZkAgLNwaDTKpSWvMiiU4QmzhrQCXu8Y0+HIWP8amE18lsL4A==
-
 defu@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/defu/-/defu-1.0.0.tgz#43acb09dfcf81866fa3b0fc047ece18e5c30df71"
@@ -7636,23 +7631,7 @@ execa@^1.0.0:
     signal-exit "^3.0.0"
     strip-eof "^1.0.0"
 
-execa@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/execa/-/execa-3.2.0.tgz#18326b79c7ab7fbd6610fd900c1b9e95fa48f90a"
-  integrity sha512-kJJfVbI/lZE1PZYDI5VPxp8zXPO9rtxOkhpZ0jMKha56AI9y2gGVC6bkukStQf0ka5Rh15BA5m7cCCH4jmHqkw==
-  dependencies:
-    cross-spawn "^7.0.0"
-    get-stream "^5.0.0"
-    human-signals "^1.1.1"
-    is-stream "^2.0.0"
-    merge-stream "^2.0.0"
-    npm-run-path "^4.0.0"
-    onetime "^5.1.0"
-    p-finally "^2.0.0"
-    signal-exit "^3.0.2"
-    strip-final-newline "^2.0.0"
-
-execa@^3.4.0:
+execa@^3.2.0, execa@^3.4.0:
   version "3.4.0"
   resolved "https://registry.yarnpkg.com/execa/-/execa-3.4.0.tgz#c08ed4550ef65d858fac269ffc8572446f37eb89"
   integrity sha512-r9vdGQk4bmCuK1yKQu1KTwcT2zwfWdbdaXfCtAh+5nU/4fSX+JAb7vZGvI5naJrQlvONrEB20jeruESI69530g==