diff --git a/netlify.toml b/netlify.toml
index 934e54929d..cb662e169f 100644
--- a/netlify.toml
+++ b/netlify.toml
@@ -4,6 +4,7 @@ publish = "site/public/"
 command = "pwd && cd themes/docsy && npm install && git submodule update -f --init && cd ../.. && hugo"
 
 [build.environment]
+NODE_VERSION = "14.21.1"
 HUGO_VERSION = "0.105.0"
 
 [context.production.environment]