diff --git a/src/xspice/evt/evtlxt2.c b/src/xspice/evt/evtlxt2.c
index cb98c5dec..a77d9f786 100644
--- a/src/xspice/evt/evtlxt2.c
+++ b/src/xspice/evt/evtlxt2.c
@@ -123,6 +123,6 @@ static char *EVTbitmap(int i)
 	break;
     }
 
-    *(p) = 0;
+    *(p) = '\0';
     return(s);
 }