diff --git a/package.json b/package.json
index 8c7ec7854..e11938e64 100644
--- a/package.json
+++ b/package.json
@@ -139,7 +139,7 @@
     "url": "https://github.com/hedgedoc/hedgedoc.git"
   },
   "devDependencies": {
-    "abcjs": "5.12.0",
+    "abcjs": "6.0.1",
     "babel-cli": "6.26.0",
     "babel-core": "6.26.3",
     "babel-loader": "7.1.5",
diff --git a/yarn.lock b/yarn.lock
index c8b44af59..a1acadf67 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -634,28 +634,10 @@ abbrev@1:
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
   integrity sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==
 
-abcjs@5.10.3:
-  version "5.10.3"
-  resolved "https://registry.yarnpkg.com/abcjs/-/abcjs-5.10.3.tgz#294702140ec1caa292859ba9d2af0452f7e9e046"
-  integrity sha512-YGmW4CUWd7T2/HqZa/SQOTE+lXg7Z68HwwpJhHJBvdHqLi1uLCiYva1ZRGhB/MPyl1QKqJMfF+LQ1jGAEK69XQ==
-  dependencies:
-    midi "git+https://github.com/paulrosen/MIDI.js.git#abcjs"
-
-abcjs@5.11.0:
-  version "5.11.0"
-  resolved "https://registry.yarnpkg.com/abcjs/-/abcjs-5.11.0.tgz#397592ea6a56948aee64a8364f9a7a589e254300"
-  integrity sha512-kLehHwwttcTCVhKQaDkmqYbWBLAWmfyzYSbUQoEDAOTOX5RzDGakX8tXpzlsNHw6Lh8W8odZw44e0siwbG4TKA==
-  dependencies:
-    abcjs "5.10.3"
-    midi "git+https://github.com/paulrosen/MIDI.js.git#abcjs"
-
-abcjs@5.12.0:
-  version "5.12.0"
-  resolved "https://registry.yarnpkg.com/abcjs/-/abcjs-5.12.0.tgz#06fec076d570821309b0a12598cd356cd589eb08"
-  integrity sha512-pvi7SjOAKT7cRyRtywUSwYB0SNtRHKLxZUZ9Oc4E+nvpBHr8Z2/M9Pfyv3oIaiEpxlWTFK+B/H5t/DckiNFgpg==
-  dependencies:
-    abcjs "5.11.0"
-    midi "git+https://github.com/paulrosen/MIDI.js.git#abcjs"
+abcjs@6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/abcjs/-/abcjs-6.0.1.tgz#f6c02dbc5f89667194cb248e6105d1a41dafa78f"
+  integrity sha512-yzoFn8Il3LdC7v7X/m9z8V0hlO7t7aQ/GysXzBcB2jnmpLswQ8xXqqVnj2EgyLRvxzrMjx18HOMz35v2ynAsxg==
 
 abstract-logging@^2.0.0:
   version "2.0.1"
@@ -7018,11 +7000,6 @@ micromatch@^4.0.4:
     braces "^3.0.1"
     picomatch "^2.2.3"
 
-"midi@git+https://github.com/paulrosen/MIDI.js.git#abcjs":
-  version "0.4.2"
-  uid e593ffef81a0350f99448e3ab8111957145ff6b2
-  resolved "git+https://github.com/paulrosen/MIDI.js.git#e593ffef81a0350f99448e3ab8111957145ff6b2"
-
 miller-rabin@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/miller-rabin/-/miller-rabin-4.0.1.tgz#f080351c865b0dc562a8462966daa53543c78a4d"