1 files changed, 1 insertions, 1 deletions

diff --git a/lib-src/b2m.c b/lib-src/b2m.c
index 8801f2f702f..05caa1424e0 100644
--- a/lib-src/b2m.c
+++ b/lib-src/b2m.c
@@ -168,7 +168,7 @@ main (argc, argv)
               p = strtok (data.buffer, " ,\r\n\t");
               labels = "X-Babyl-Labels: ";
 
-              while (p = strtok (NULL, " ,\r\n\t"))
+              while ((p = strtok (NULL, " ,\r\n\t")))
                 labels = concat (labels, p, ", ");
 
               p = &labels[strlen (labels) - 2];