1 files changed, 1 insertions, 1 deletions
diff --git a/expr.c b/expr.c
index 96fd956..195e0f3 100644
--- a/expr.c
+++ b/expr.c
@@ -767,7 +767,7 @@ ExprResolveString(ExprDef * expr,
             new = (char *) uAlloc(len);
             if (new)
             {
-                sprintf(new, "%s%s", leftRtrn.str, rightRtrn.str);
+                snprintf(new, len, "%s%s", leftRtrn.str, rightRtrn.str);
                 val_rtrn->str = new;
                 return True;
             }