diff --git a/Dockerfile b/Dockerfile
index 4088461c..1aa7dd35 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -209,6 +209,7 @@ ENV GITHUB_SHA=${GITHUB_SHA} \
     VALIDATE_TERRAFORM=${VALIDATE_TERRAFORM} \
     VALIDATE_CSS=${VALIDATE_CSS} \
     VALIDATE_ENV=${VALIDATE_ENV} \
+    VALIDATE_HTML=${VALIDATE_HTML} \
     VALIDATE_CLOJURE=${VALIDATE_CLOJURE} \
     VALIDATE_KOTLIN=${VALIDATE_KOTLIN} \
     VALIDATE_POWERSHELL=${VALIDATE_POWERSHELL} \