diff --git a/common/jinja/value.h b/common/jinja/value.h
index a2f92d2c69..1c04760a08 100644
--- a/common/jinja/value.h
+++ b/common/jinja/value.h
@@ -12,6 +12,7 @@
 #include <set>
 #include <sstream>
 #include <string>
+#include <unordered_map>
 #include <vector>
 
 namespace jinja {