Index: b/tools/gpgtar-extract.c
===================================================================
--- b/tools/gpgtar-extract.c
+++ b/tools/gpgtar-extract.c
@@ -67,6 +67,11 @@
         goto leave;
       n++;
       nbytes = (n < hdr->nrecords)? RECORDSIZE : (hdr->size % RECORDSIZE);
+      if (hdr->size && hdr->size % RECORDSIZE == 0)
+        {
+          /* The last record is RECORDSIZE bytes long. */
+          nbytes = RECORDSIZE;
+        }
       nwritten = es_fwrite (record, 1, nbytes, outfp);
       if (nwritten != nbytes)
         {