diff --git a/src/style/style_parser.cpp b/src/style/style_parser.cpp
index 61f3c444c..0e914964e 100644
--- a/src/style/style_parser.cpp
+++ b/src/style/style_parser.cpp
@@ -751,4 +751,6 @@ Value StyleParser::parseValue(JSVal value) {
             throw Style::exception("value cannot be an object or array");
             return false;
     }
+    throw Style::exception("unhandled value type in style");
+    return false;
 }