diff --git a/src/structs.h b/src/structs.h
index 71114b0..e6b9f0d 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -815,6 +815,8 @@
 
 #define TP_FLAG_WRAP		0x40	// virtual text wraps - when missing
 					// text is truncated
+#define PROP_TEXT_MIN_CELLS	4	// minimun number of cells to use for
+					// the text, even when truncating
 
 /*
  * Structure defining a property type.