diff --git a/Pipfile.lock b/Pipfile.lock
index b074956..a777762 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "f018bc2d21d6dc296af872daca484440360496dc7fd3746880da2fe2996ed0ce"
+            "sha256": "ffa02059c0bee3c21617e14fe892e9988a2b0be10ad1f440a352922d21fb5ede"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -354,22 +354,23 @@
             "version": "==0.6.0"
         },
         "urllib3": {
+            "extras": [],
+            "hashes": [
+                "sha256:91056c15fa70756691db97756772bb1eb9678fa585d9184f24534b100dc60f4a",
+                "sha256:e7983572181f5e1522d9c98453462384ee92a0be7fac5f1413a1e35c56cc0461"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
+            "version": "==1.25.10"
+        },
+        "webencodings": {
             "editable": true,
             "extras": [
                 "chromecast",
                 "keyring",
                 "server"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
             "path": "."
         },
-        "webencodings": {
-            "hashes": [
-                "sha256:a0af1213f3c2226497a97e2b3aa01a7e4bee4f403f95be16fc9acd2947514a78",
-                "sha256:b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"
-            ],
-            "version": "==0.5.1"
-        },
         "zeroconf": {
             "hashes": [
                 "sha256:c08dbb90c116626cb6c5f19ebd14cd4846cffe7151f338c19215e6938d334980",
@@ -825,6 +826,14 @@
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==2.24.0"
         },
+        "requirements-parser": {
+            "hashes": [
+                "sha256:5963ee895c2d05ae9f58d3fc641082fb38021618979d6a152b6b1398bd7d4ed4",
+                "sha256:76650b4a9d98fc65edf008a7920c076bb2a76c08eaae230ce4cfc6f51ea6a773"
+            ],
+            "index": "pypi",
+            "version": "==0.2.0"
+        },
         "rope": {
             "hashes": [
                 "sha256:658ad6705f43dcf3d6df379da9486529cf30e02d9ea14c5682aa80eb33b649e1"
@@ -967,14 +976,13 @@
             "version": "==3.7.4.3"
         },
         "urllib3": {
-            "editable": true,
-            "extras": [
-                "chromecast",
-                "keyring",
-                "server"
+            "extras": [],
+            "hashes": [
+                "sha256:91056c15fa70756691db97756772bb1eb9678fa585d9184f24534b100dc60f4a",
+                "sha256:e7983572181f5e1522d9c98453462384ee92a0be7fac5f1413a1e35c56cc0461"
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
-            "path": "."
+            "version": "==1.25.10"
         }
     }
 }
diff --git a/cicd/flatpak-build/Dockerfile b/cicd/flatpak-build/Dockerfile
index 050074f..2b17e96 100644
--- a/cicd/flatpak-build/Dockerfile
+++ b/cicd/flatpak-build/Dockerfile
@@ -11,7 +11,7 @@ RUN dnf -y update && \
 
 RUN flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
 
-RUN flatpak install -y org.gnome.Platform//3.36 && \
-    flatpak install -y org.gnome.Sdk//3.36
+RUN flatpak install -y org.gnome.Platform//3.38 && \
+    flatpak install -y org.gnome.Sdk//3.38
 
 RUN pip3 install requirements-parser
diff --git a/flatpak/app.sublimemusic.SublimeMusic.json b/flatpak/app.sublimemusic.SublimeMusic.json
index 8033b44..98b2fac 100644
--- a/flatpak/app.sublimemusic.SublimeMusic.json
+++ b/flatpak/app.sublimemusic.SublimeMusic.json
@@ -1,7 +1,7 @@
 {
   "app-id": "app.sublimemusic.SublimeMusic",
   "runtime": "org.gnome.Platform",
-  "runtime-version": "3.36",
+  "runtime-version": "3.38",
   "sdk": "org.gnome.Sdk",
   "command": "sublime-music",
   "rename-icon": "sublime-music",
@@ -74,51 +74,6 @@
         }
       ],
       "modules": [
-        {
-          "name": "python-3.8",
-          "sources": [
-            {
-              "type": "archive",
-              "url": "https://www.python.org/ftp/python/3.8.5/Python-3.8.5.tar.xz",
-              "sha256": "e3003ed57db17e617acb382b0cade29a248c6026b1bd8aad1f976e9af66a83b0"
-            }
-          ],
-          "config-opts": [
-            "--enable-shared",
-            "--with-ensurepip=yes",
-            "--with-system-expat",
-            "--with-system-ffi",
-            "--enable-loadable-sqlite-extensions",
-            "--with-dbmliborder=gdbm",
-            "--enable-unicode=ucs4"
-          ],
-          "post-install": [
-            "chmod 644 $FLATPAK_DEST/lib/libpython3.8.so.1.0"
-          ],
-          "cleanup": [
-            "/bin/2to3*",
-            "/bin/easy_install*",
-            "/bin/idle*",
-            "/bin/pydoc*",
-            "/bin/python*-config",
-            "/bin/pyvenv*",
-            "/include",
-            "/lib/pkgconfig",
-            "/lib/python*/config",
-            "/share",
-            "/lib/python*/test",
-            "/lib/python*/*/test",
-            "/lib/python*/*/tests",
-            "/lib/python*/lib-tk/test",
-            "/lib/python*/lib-dynload/_*_test.*.so",
-            "/lib/python*/lib-dynload/_test*.*.so",
-            "/lib/python*/idlelib",
-            "/lib/python*/tkinter*",
-            "/lib/python*/turtle*",
-            "/lib/python*/lib2to3*",
-            "/lib/python3.8/config/libpython3.8.a"
-          ]
-        },
         "pypi-dependencies.json",
         {
           "name": "libmpv",
diff --git a/flatpak/flatpak-requirements.txt b/flatpak/flatpak-requirements.txt
index d9d979f..0de36c7 100644
--- a/flatpak/flatpak-requirements.txt
+++ b/flatpak/flatpak-requirements.txt
@@ -1,22 +1,25 @@
+bleach==3.2.1
 bottle==0.12.18
 casttube==0.2.1
 certifi==2020.6.20
 chardet==3.0.4
-dataclasses-json==0.5.1
+dataclasses-json==0.5.
 deepdiff==5.0.2
 fuzzywuzzy==0.18.0
 idna==2.10
 ifaddr==0.1.7
 jeepney==0.4.3
 marshmallow-enum==1.5.1
-marshmallow==3.7.1
+marshmallow==3.8.0
 mypy-extensions==0.4.3
 ordered-set==4.0.2
+packaging==20.4
 peewee==3.13.3
-protobuf==3.12.2
+protobuf==3.13.0
 pycairo==1.19.1
-pychromecast==7.1.2
+pychromecast==7.3.0
 pycparser==2.20
+pyparsing==2.4.7
 python-dateutil==2.8.1
 python-levenshtein==0.12.0
 python-mpv==0.5.2
@@ -24,7 +27,6 @@ requests==2.24.0
 semver==2.10.2
 six==1.15.0
 stringcase==1.2.0
-typing-extensions==3.7.4.2
 typing-inspect==0.6.0
 urllib3==1.25.10
-zeroconf==0.28.0
+zeroconf==0.28.5
diff --git a/flatpak/flatpak_build.sh b/flatpak/flatpak_build.sh
index 886e7a9..96308a7 100755
--- a/flatpak/flatpak_build.sh
+++ b/flatpak/flatpak_build.sh
@@ -7,8 +7,8 @@ APPID=app.sublimemusic.SublimeMusic
 
 # TODO move these to the Docker container
 pip3 install requirements-parser
-flatpak install -y org.gnome.Platform//3.36
-flatpak install -y org.gnome.Sdk//3.36
+flatpak install -y org.gnome.Platform//3.38
+flatpak install -y org.gnome.Sdk//3.38
 
 rm -rf flatpak-builder-tools
 git clone https://github.com/flatpak/flatpak-builder-tools.git