diff --git a/modules/govuk_jenkins/files/var/lib/jenkins/groovy_scripts/govuk_jenkinslib.groovy b/modules/govuk_jenkins/files/var/lib/jenkins/groovy_scripts/govuk_jenkinslib.groovy
index 2f4caa8d5f..aa5ad16a3c 100644
--- a/modules/govuk_jenkins/files/var/lib/jenkins/groovy_scripts/govuk_jenkinslib.groovy
+++ b/modules/govuk_jenkins/files/var/lib/jenkins/groovy_scripts/govuk_jenkinslib.groovy
@@ -146,7 +146,7 @@ def buildProject(Map options = [:]) {
       echo "WARNING: You do not have Ruby linting turned on. Please install govuk-lint and enable."
     }
 
-    if (hasAssets() && hasLint() && options.sassLint) {
+    if (hasAssets() && hasLint() && options.sassLint != false) {
       stage("Lint SASS") {
         sassLinter()
       }