diff --git a/wrbmp.c b/wrbmp.c
index 10810d8c..408a722a 100644
--- a/wrbmp.c
+++ b/wrbmp.c
@@ -436,7 +436,6 @@ finish_output_bmp(j_decompress_ptr cinfo, djpeg_dest_ptr dinfo)
   JSAMPARRAY image_ptr;
   register JSAMPROW data_ptr;
   JDIMENSION row;
-  register JDIMENSION col;
   cd_progress_ptr progress = (cd_progress_ptr)cinfo->progress;
 
   if (dest->use_inversion_array) {
diff --git a/wrtarga.c b/wrtarga.c
index 1ae865a7..7a654ff5 100644
--- a/wrtarga.c
+++ b/wrtarga.c
@@ -118,7 +118,6 @@ put_gray_rows(j_decompress_ptr cinfo, djpeg_dest_ptr dinfo,
   tga_dest_ptr dest = (tga_dest_ptr)dinfo;
   register JSAMPROW inptr;
   register char *outptr;
-  register JDIMENSION col;
 
   inptr = dest->pub.buffer[0];
   outptr = dest->iobuffer;