diff --git a/package-lock.json b/package-lock.json
index 2644f9e..724a2f7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
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         "gatsby-plugin-matomo": "0.10.0",
         "gatsby-plugin-offline": "4.10.0",
-        "gatsby-plugin-postcss": "4.10.0",
+        "gatsby-plugin-postcss": "4.15.0",
         "gatsby-plugin-react-helmet": "4.10.0",
         "gatsby-plugin-sharp": "3.10.2",
         "gatsby-source-filesystem": "3.11.0",
@@ -1701,11 +1701,11 @@
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-      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.14.8.tgz",
-      "integrity": "sha512-twj3L8Og5SaCRCErB4x4ajbvBIVV77CGeFglHpeg5WC5FF8TZzBWXtTJ4MqaD9QszLYTtr+IsaAL2rEUevb+eg==",
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+      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.20.6.tgz",
+      "integrity": "sha512-Q+8MqP7TiHMWzSfwiJwXCjyf4GYA4Dgw3emg/7xmwsdLJOZUp+nMqcOwOzzYheuM1rhDu8FSj2l0aoMygEuXuA==",
       "dependencies": {
-        "regenerator-runtime": "^0.13.4"
+        "regenerator-runtime": "^0.13.11"
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@@ -11611,11 +11611,11 @@
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     "node_modules/gatsby-plugin-postcss": {
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-      "resolved": "https://registry.npmjs.org/gatsby-plugin-postcss/-/gatsby-plugin-postcss-4.10.0.tgz",
-      "integrity": "sha512-4Jhn66Csw6iNEJUqReLXp4fXtD8sfx359rVX2RhtM8tb7oOhXOkQMxisL8hC8XiYkuxJYsGSotNKyyugWb6Rdg==",
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+      "resolved": "https://registry.npmjs.org/gatsby-plugin-postcss/-/gatsby-plugin-postcss-4.15.0.tgz",
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-        "@babel/runtime": "^7.14.6",
+        "@babel/runtime": "^7.15.4",
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@@ -21051,9 +21051,9 @@
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-      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.5.tgz",
-      "integrity": "sha512-ZS5w8CpKFinUzOwW3c83oPeVXoNsrLsaCoLtJvAClH135j/R77RuymhiSErhm2lKcwSCIpmvIWSbDkIfAqKQlA=="
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+      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.11.tgz",
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@@ -27929,11 +27929,11 @@
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-      "version": "7.14.8",
-      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.14.8.tgz",
-      "integrity": "sha512-twj3L8Og5SaCRCErB4x4ajbvBIVV77CGeFglHpeg5WC5FF8TZzBWXtTJ4MqaD9QszLYTtr+IsaAL2rEUevb+eg==",
+      "version": "7.20.6",
+      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.20.6.tgz",
+      "integrity": "sha512-Q+8MqP7TiHMWzSfwiJwXCjyf4GYA4Dgw3emg/7xmwsdLJOZUp+nMqcOwOzzYheuM1rhDu8FSj2l0aoMygEuXuA==",
       "requires": {
-        "regenerator-runtime": "^0.13.4"
+        "regenerator-runtime": "^0.13.11"
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     "@babel/runtime-corejs3": {
@@ -36362,11 +36362,11 @@
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     "gatsby-plugin-postcss": {
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-      "resolved": "https://registry.npmjs.org/gatsby-plugin-postcss/-/gatsby-plugin-postcss-4.10.0.tgz",
-      "integrity": "sha512-4Jhn66Csw6iNEJUqReLXp4fXtD8sfx359rVX2RhtM8tb7oOhXOkQMxisL8hC8XiYkuxJYsGSotNKyyugWb6Rdg==",
+      "version": "4.15.0",
+      "resolved": "https://registry.npmjs.org/gatsby-plugin-postcss/-/gatsby-plugin-postcss-4.15.0.tgz",
+      "integrity": "sha512-ACqOE6JdVFg9PFe+VwlqgLQedNB7kDarWaKaZlykllKc2oiSUPwnpwoOc0e3TqOvCfiidjlYVWzD4EqEZH71Lg==",
       "requires": {
-        "@babel/runtime": "^7.14.6",
+        "@babel/runtime": "^7.15.4",
         "postcss-loader": "^4.3.0"
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@@ -43264,9 +43264,9 @@
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-      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.5.tgz",
-      "integrity": "sha512-ZS5w8CpKFinUzOwW3c83oPeVXoNsrLsaCoLtJvAClH135j/R77RuymhiSErhm2lKcwSCIpmvIWSbDkIfAqKQlA=="
+      "version": "0.13.11",
+      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.11.tgz",
+      "integrity": "sha512-kY1AZVr2Ra+t+piVaJ4gxaFaReZVH40AKNo7UCX6W+dEwBo/2oZJzqfuN1qLq1oL45o56cPaTXELwrTh8Fpggg=="
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diff --git a/package.json b/package.json
index 1c71aa2..5fa4810 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
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     "gatsby-plugin-matomo": "0.10.0",
     "gatsby-plugin-offline": "4.10.0",
-    "gatsby-plugin-postcss": "4.10.0",
+    "gatsby-plugin-postcss": "4.15.0",
     "gatsby-plugin-react-helmet": "4.10.0",
     "gatsby-plugin-sharp": "3.10.2",
     "gatsby-source-filesystem": "3.11.0",