diff --git a/xmlcatalog/dev-requirements.txt b/xmlcatalog/dev-requirements.txt
index b02efc7..76d1435 100644
--- a/xmlcatalog/dev-requirements.txt
+++ b/xmlcatalog/dev-requirements.txt
@@ -1,4 +1,4 @@
 pytest==5.3.1
 huey==2.1.3
 pywoo==1.0.3
-redis==3.3.11
+redis==4.4.4
diff --git a/xmlcatalog/requirements.txt b/xmlcatalog/requirements.txt
index 6159528..50e5c90 100644
--- a/xmlcatalog/requirements.txt
+++ b/xmlcatalog/requirements.txt
@@ -1,6 +1,6 @@
 huey==2.1.3
 pywoo==1.0.3
-redis==3.3.11
+redis==4.4.4
 sentry-sdk==0.10.2
 pyOpenSSL==19.1.0
 requests-cache==0.5.2
\ No newline at end of file