diff --git a/bookie/package.json b/bookie/package.json
index 9dea2b8..c9d370c 100644
--- a/bookie/package.json
+++ b/bookie/package.json
@@ -28,7 +28,7 @@
     "@angular/router": "^12.0.0",
     "mathjs": "^9.3.2",
     "moment": "^2.29.1",
-    "rxjs": "^7.0.1",
+    "rxjs": "^6.6.7",
     "tslib": "^2.2.0",
     "zone.js": "~0.11.4"
   },