diff --git a/requirements/extra/debug.txt b/requirements/extra/debug.txt
index fbd13d4..c3b948c 100644
--- a/requirements/extra/debug.txt
+++ b/requirements/extra/debug.txt
@@ -1,3 +1,3 @@
 -r debug2.txt
 
-celery==3.1.1
+celery==5.2.2
diff --git a/requirements/extra/debug2.txt b/requirements/extra/debug2.txt
index 92879e2..ceca78f 100644
--- a/requirements/extra/debug2.txt
+++ b/requirements/extra/debug2.txt
@@ -1 +1 @@
-celery==3.1.1
+celery==5.2.2
diff --git a/requirements/production.txt b/requirements/production.txt
index 9e9f3dd..f8ad525 100644
--- a/requirements/production.txt
+++ b/requirements/production.txt
@@ -1,3 +1,3 @@
 # this file is only used for testing the cli
 
-celery==3.1.1  # we also clean inline comments
+celery==5.2.2  # we also clean inline comments