diff --git a/resources/platformsh/common/5.0/.platform/varnish.vcl b/resources/platformsh/common/5.0/.platform/varnish.vcl
index 61c55a0..3279605 100644
--- a/resources/platformsh/common/5.0/.platform/varnish.vcl
+++ b/resources/platformsh/common/5.0/.platform/varnish.vcl
@@ -61,7 +61,7 @@ sub vcl_recv {
         set req.http.cookie = ";" + req.http.cookie;
         set req.http.cookie = regsuball(req.http.cookie, "; +", ";");
         set req.http.cookie = regsuball(req.http.cookie, ";(IBX_SESSION_ID[^=]*)=", "; \1=");
-        set req.http.cookie = regsuball(req.http.cookie, ";(ibexa-[^=]*)=", "; \1=");
+        set req.http.cookie = regsuball(req.http.cookie, ";(ibexa[-_][^=]*)=", "; \1=");
         set req.http.cookie = regsuball(req.http.cookie, ";[^ ][^;]*", "");
         set req.http.cookie = regsuball(req.http.cookie, "^[; ]+|[; ]+$", "");