diff --git a/libs/freetdm/src/ozmod/ozmod_libpri/lpwrap_pri.c b/libs/freetdm/src/ozmod/ozmod_libpri/lpwrap_pri.c
index 1c1a31d2c3..c75533b223 100644
--- a/libs/freetdm/src/ozmod/ozmod_libpri/lpwrap_pri.c
+++ b/libs/freetdm/src/ozmod/ozmod_libpri/lpwrap_pri.c
@@ -128,6 +128,7 @@ static int __pri_lpwrap_read(struct pri *pri, void *buf, int buflen)
 		zap_clear_flag(spri, LPWRAP_PRI_READY);
 		return -1;
 	}
+	spri->errs = 0;
 	res = (int)len;
 	memset(&((unsigned char*)buf)[res],0,2);
 	res+=2;