diff --git a/myconext-gui/package.json b/myconext-gui/package.json
index 35f5978c..2feba0d4 100644
--- a/myconext-gui/package.json
+++ b/myconext-gui/package.json
@@ -42,7 +42,7 @@
     "dompurify": "^2.3.10",
     "i18n-js": "^3.3.0",
     "js-cookie": "^2.2.1",
-    "postcss": "^8.4.5",
+    "postcss": "^8.4.31",
     "sass": "^1",
     "svelte-routing": "^1.4.2"
   }
diff --git a/myconext-gui/yarn.lock b/myconext-gui/yarn.lock
index fbf3c0c8..1c58460e 100644
--- a/myconext-gui/yarn.lock
+++ b/myconext-gui/yarn.lock
@@ -5493,10 +5493,10 @@ nan@^2.12.1:
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.16.0.tgz#664f43e45460fb98faf00edca0bb0d7b8dce7916"
   integrity sha512-UdAqHyFngu7TfQKsCBgAA6pWDkT8MAO7d0jyOecVhN5354xbLqdn8mV9Tat9gepAupm0bt2DbeaSC8vS52MuFA==
 
-nanoid@^3.3.4:
-  version "3.3.4"
-  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.4.tgz#730b67e3cd09e2deacf03c027c81c9d9dbc5e8ab"
-  integrity sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw==
+nanoid@^3.3.6:
+  version "3.3.6"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.6.tgz#443380c856d6e9f9824267d960b4236ad583ea4c"
+  integrity sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==
 
 nanomatch@^1.2.9:
   version "1.2.13"
@@ -6050,12 +6050,12 @@ postcss@^7.0.14, postcss@^7.0.32, postcss@^7.0.5, postcss@^7.0.6:
     picocolors "^0.2.1"
     source-map "^0.6.1"
 
-postcss@^8.4.5:
-  version "8.4.16"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.16.tgz#33a1d675fac39941f5f445db0de4db2b6e01d43c"
-  integrity sha512-ipHE1XBvKzm5xI7hiHCZJCSugxvsdq2mPnsq5+UF+VHCjiBvtDrlxJfMBToWaP9D5XlgNmcFGqoHmUn0EYEaRQ==
+postcss@^8.4.31:
+  version "8.4.31"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.31.tgz#92b451050a9f914da6755af352bdc0192508656d"
+  integrity sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==
   dependencies:
-    nanoid "^3.3.4"
+    nanoid "^3.3.6"
     picocolors "^1.0.0"
     source-map-js "^1.0.2"