1 files changed, 3 insertions, 0 deletions
diff --git a/stream.c b/stream.c
index 248a51b2..77af0b37 100644
--- a/stream.c
+++ b/stream.c
@@ -3351,6 +3351,9 @@ val formatv(val stream_in, val fmtstr, struct args *al)
         case '+': case ' ':
           sign = ch;
           continue;
+        case '-':
+          sign = '0';
+          continue;
         case '*':
           saved_state = state;
           state = vf_star;