diff --git a/src/main/resources/build-template.mustache b/src/main/resources/build-template.mustache
index 79d8e088..663f032c 100644
--- a/src/main/resources/build-template.mustache
+++ b/src/main/resources/build-template.mustache
@@ -3,7 +3,7 @@ import com.beust.kobalt.plugin.packaging.assemble
 {{imports}}
 
 {{#properties}}
-val {{first}} = {{second}}
+val {{first}} = "{{second}}"
 {{/properties}}
 
 val p = {{directive}} {