diff --git a/libraries/liblber/io.c b/libraries/liblber/io.c
index 27220e4267..d8b6a87d76 100644
--- a/libraries/liblber/io.c
+++ b/libraries/liblber/io.c
@@ -69,7 +69,7 @@ BerRead(
 				break;
 			return( c );
 		}
-		buf+= c;
+		buf+=c;
 		nread+=c;
 		len-=c;
 	}