1 files changed, 1 insertions, 0 deletions

diff --git a/lib/Enum.h b/lib/Enum.h
index 804e333..6ecd3ab 100644
--- a/lib/Enum.h
+++ b/lib/Enum.h
@@ -32,6 +32,7 @@
 #include <string>
 
 #include <plpintl.h>
+#include <assert.h>
 
 /**
  * the Base for the Enum template.