diff --git a/k8s/cloud/prod/cloud_ingress_managed_cert.yaml b/k8s/cloud/prod/cloud_ingress_managed_cert.yaml
index d05a5589495..92aa48a70e1 100644
--- a/k8s/cloud/prod/cloud_ingress_managed_cert.yaml
+++ b/k8s/cloud/prod/cloud_ingress_managed_cert.yaml
@@ -8,5 +8,4 @@ spec:
   - withpixie.ai
   - work.withpixie.ai
   - docs.withpixie.ai
-  - slackin.withpixie.ai
   - segment.withpixie.ai
diff --git a/k8s/cloud/staging/cloud_ingress_managed_cert.yaml b/k8s/cloud/staging/cloud_ingress_managed_cert.yaml
index e33765b3a6d..96b032b6263 100644
--- a/k8s/cloud/staging/cloud_ingress_managed_cert.yaml
+++ b/k8s/cloud/staging/cloud_ingress_managed_cert.yaml
@@ -8,5 +8,4 @@ spec:
   - staging.withpixie.dev
   - work.staging.withpixie.dev
   - docs.staging.withpixie.dev
-  - slackin.staging.withpixie.dev
   - segment.staging.withpixie.dev
diff --git a/k8s/cloud/testing/cloud_ingress_managed_cert.yaml b/k8s/cloud/testing/cloud_ingress_managed_cert.yaml
index 5e7aedd89a5..9f8e0037368 100644
--- a/k8s/cloud/testing/cloud_ingress_managed_cert.yaml
+++ b/k8s/cloud/testing/cloud_ingress_managed_cert.yaml
@@ -8,4 +8,3 @@ spec:
   - testing.withpixie.dev
   - work.testing.withpixie.dev
   - docs.testing.withpixie.dev
-  - slackin.testing.withpixie.dev
diff --git a/src/cloud/proxy/nginx.conf b/src/cloud/proxy/nginx.conf
index 3a064201429..16a4ecc9b4a 100644
--- a/src/cloud/proxy/nginx.conf
+++ b/src/cloud/proxy/nginx.conf
@@ -260,24 +260,6 @@ http {
         }
     }
 
-    # This is the proxy server for slackin.
-    server {
-        listen [::]:56000 ssl http2;
-        listen 56000 ssl http2;
-        server_name slackin.@PL_DOMAIN_NAME@;
-
-        include /usr/local/openresty/nginx/conf/pixie_compression.conf;
-
-        location / {
-            proxy_set_header Upgrade $http_upgrade;
-            proxy_set_header Connection "upgrade";
-            proxy_http_version 1.1;
-            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-            set $slackin "slackin.slackin.svc.cluster.local:58000";
-            proxy_pass http://$slackin;
-        }
-    }
-
     # This is the redirect to the netlify hosted site for docs.
     server {
         listen [::]:56000 ssl http2;