diff --git a/api/requirements/base.txt b/api/requirements/base.txt
index d977eddbbe29fd010ac11f6e013a094f3f43f415..61b5aa8a5622ef3d9ac8db7efbe8ad317bb4b564 100644
--- a/api/requirements/base.txt
+++ b/api/requirements/base.txt
@@ -56,10 +56,10 @@ pyacoustid>=1.1.5,<1.2
 raven>=6.5,<7
 python-magic==0.4.15
 ffmpeg-python==0.1.10
-channels>=2,<2.1
-channels_redis>=2.1,<2.2
+channels>=2.1,<2.2
+channels_redis>=2.3,<2.4
+daphne>=2.2,<2.3
 
-daphne==2.0.4
 cryptography>=2,<3
 # requests-http-signature==0.0.3
 # clone until the branch is merged and released upstream
diff --git a/changes/changelog.d/643.bugfix b/changes/changelog.d/643.bugfix
new file mode 100644
index 0000000000000000000000000000000000000000..cafe070e82b7c0ec980275f97e0e273ab032066c
--- /dev/null
+++ b/changes/changelog.d/643.bugfix
@@ -0,0 +1 @@
+Upgraded core dependencies to fix websocket/messaging issues and possible memory leaks (#643)