diff --git a/sfall/Arrays.h b/sfall/Arrays.h
index 0971b98c..90c94fa0 100644
--- a/sfall/Arrays.h
+++ b/sfall/Arrays.h
@@ -4,7 +4,7 @@
 #include <unordered_map>
 #include <set>
 
-#define ARRAY_MAX_STRING	   (1024)  // maximum length of string to be stored as array key or value
+#define ARRAY_MAX_STRING	    (255)  // maximum length of string to be stored as array key or value
 #define ARRAY_MAX_SIZE		 (100000)  // maximum number of array elements, 
 									   // so total maximum memory/disk footprint of one array is: 16 + (ARRAY_MAX_STRING + 8) * ARRAY_MAX_SIZE