diff --git a/package.json b/package.json
index cf83ce3cd0..8982d96fbb 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,7 @@
         "@craco/craco": "6.0.0",
         "@hedgedoc/markdown-it-task-lists": "1.0.0",
         "@matejmazur/react-katex": "3.1.3",
+        "@mrdrogdrog/markdown-it-anchor": "6.0.3",
         "@testing-library/jest-dom": "5.11.6",
         "@testing-library/react": "11.2.2",
         "@testing-library/user-event": "12.6.0",
@@ -50,7 +51,7 @@
         "fast-deep-equal": "3.1.3",
         "firacode": "5.2.0",
         "flowchart.js": "1.15.0",
-        "fontsource-source-sans-pro": "4.0.0",
+        "@fontsource/source-sans-pro": "4.0.0",
         "fork-awesome": "1.1.7",
         "highlight.js": "10.5.0",
         "i18next": "19.8.4",
@@ -61,7 +62,6 @@
         "luxon": "1.25.0",
         "markdown-it": "12.0.4",
         "markdown-it-abbr": "1.0.4",
-        "@mrdrogdrog/markdown-it-anchor": "6.0.3",
         "markdown-it-container": "3.0.0",
         "markdown-it-deflist": "2.1.0",
         "markdown-it-emoji": "2.0.0",
diff --git a/src/style/index.scss b/src/style/index.scss
index f80fc19b98..ee45dd40ea 100644
--- a/src/style/index.scss
+++ b/src/style/index.scss
@@ -7,7 +7,7 @@
 @import "variables.light";
 @import "../../node_modules/bootstrap/scss/bootstrap";
 @import '../../node_modules/react-bootstrap-typeahead/css/Typeahead';
-@import "~fontsource-source-sans-pro/index.css";
+@import "~@fontsource/source-sans-pro/index.css";
 @import "fonts/twemoji/twemoji";
 @import '../../node_modules/fork-awesome/css/fork-awesome.min';
 
diff --git a/yarn.lock b/yarn.lock
index 04d4f015da..adeccb5eec 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1274,6 +1274,11 @@
     minimatch "^3.0.4"
     strip-json-comments "^3.1.1"
 
+"@fontsource/source-sans-pro@4.0.0":
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/@fontsource/source-sans-pro/-/source-sans-pro-4.0.0.tgz#07981b35ee0b2ae0814062a445c13832c788b2be"
+  integrity sha512-5o55c5bvySYiBOeU4E2u7fziLjtwEnBMM4VUjyKqstlodWd4grJvK0jlo0S2m0DiJrg6+NE0FXw4f6+ApSk/9A==
+
 "@hapi/address@2.x.x":
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/@hapi/address/-/address-2.1.4.tgz#5d67ed43f3fd41a69d4b9ff7b56e7c0d1d0a81e5"
@@ -6897,11 +6902,6 @@ follow-redirects@^1.0.0:
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.1.tgz#5f69b813376cee4fd0474a3aba835df04ab763b7"
   integrity sha512-SSG5xmZh1mkPGyKzjZP8zLjltIfpW32Y5QpdNJyjcfGxK3qo3NDDkZOZSFiGn1A6SclQxY9GzEwAHQ3dmYRWpg==
 
-fontsource-source-sans-pro@4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/fontsource-source-sans-pro/-/fontsource-source-sans-pro-4.0.0.tgz#aa2dcdc178f4d6ba08815449431d78fb4a78fe65"
-  integrity sha512-1PHVhsemInovKS6TJ2voUzo4akMov2bJB5KkVxdymXkZZ8KVLsz6p1ku4TPQBJjiHFfSG71K8oLty44unmhMiw==
-
 for-in@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/for-in/-/for-in-1.0.2.tgz#81068d295a8142ec0ac726c6e2200c30fb6d5e80"
@@ -9570,9 +9570,9 @@ micromatch@^4.0.0, micromatch@^4.0.2:
     braces "^3.0.1"
     picomatch "^2.0.5"
 
-"midi@git+https://github.com/paulrosen/MIDI.js.git#abcjs":
+"midi@https://github.com/paulrosen/MIDI.js.git#abcjs":
   version "0.4.2"
-  resolved "git+https://github.com/paulrosen/MIDI.js.git#e593ffef81a0350f99448e3ab8111957145ff6b2"
+  resolved "https://github.com/paulrosen/MIDI.js.git#e593ffef81a0350f99448e3ab8111957145ff6b2"
 
 miller-rabin@^4.0.0:
   version "4.0.1"