diff --git a/Makefile.am b/Makefile.am
index 3ab3989c3..a1cbd76d5 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -248,7 +248,7 @@ endif
 
 # Enable image support.
 if ENABLE_IMAGES
-dist_tmux_SOURCES += image.c image-sixel.c image-ascii.c
+dist_tmux_SOURCES += image.c image-sixel.c
 endif
 
 # Add bits for fuzzing if enabled.
diff --git a/image-ascii.c b/image-ascii.c
deleted file mode 100644
index 781ff7708..000000000
--- a/image-ascii.c
+++ /dev/null
@@ -1,38 +0,0 @@
-/* $OpenBSD$ */
-
-/*
- * Copyright (c) 2026 Michael Grant <mgrant@grant.org>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
- * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/types.h>
-
-#include <string.h>
-
-#include "tmux.h"
-
-/* Fill a grid cell with an ASCII brightness glyph. */
-void
-image_get_text_cell(__unused struct tty *tty, struct image *im, u_int x,
-    u_int y, const struct grid_cell *gc, struct grid_cell *out,
-    __unused const struct tty_style_ctx *style_ctx)
-{
-	static const char	 ramp[] = " .:-=+*#%@";
-	u_int			 level = 0;
-
-	memcpy(out, gc, sizeof *out);
-	level = image_get_brightness(im, x, y) * (sizeof ramp - 2) / 255;
-	utf8_set(&out->data, ramp[level]);
-	out->flags &= ~GRID_FLAG_IMAGE;
-}
diff --git a/image.c b/image.c
index 5ef9dfcc3..5941c88fa 100644
--- a/image.c
+++ b/image.c
@@ -469,10 +469,24 @@ image_get_brightness(struct image *im, u_int x, u_int y)
 	return (cell->whole.brightness);
 }
 
+/* Fill a grid cell with an ASCII brightness glyph. */
+static void
+image_get_text_cell(struct image *im, u_int x, u_int y,
+    const struct grid_cell *gc, struct grid_cell *out)
+{
+	static const char	 ramp[] = " .:-=+*#%@";
+	u_int			 level;
+
+	memcpy(out, gc, sizeof *out);
+	level = image_get_brightness(im, x, y) * (sizeof ramp - 2) / 255;
+	utf8_set(&out->data, ramp[level]);
+	out->flags &= ~GRID_FLAG_IMAGE;
+}
+
 /* Get the terminal cell used to draw an image marker. */
 int
 image_get_draw_cell(struct tty *tty, const struct grid_cell *gc,
-    struct grid_cell *out, const struct tty_style_ctx *style_ctx)
+    struct grid_cell *out)
 {
 	struct image	*im = image_find(gc->image_id);
 
@@ -487,8 +501,7 @@ image_get_draw_cell(struct tty *tty, const struct grid_cell *gc,
 		out->flags &= ~(GRID_FLAG_IMAGE|GRID_FLAG_IMAGE_DAMAGED);
 		return (0);
 	}
-	image_get_text_cell(tty, im, gc->image_x, gc->image_y, gc, out,
-	    style_ctx);
+	image_get_text_cell(im, gc->image_x, gc->image_y, gc, out);
 	return (0);
 }
 
diff --git a/tmux.h b/tmux.h
index 2462a5f5f..dd39b8ae0 100644
--- a/tmux.h
+++ b/tmux.h
@@ -4240,16 +4240,13 @@ void		 image_redraw_all(struct screen_write_ctx *);
 void		 image_redraw_scroll(struct screen_write_ctx *, u_int);
 int		 image_backend_flags(struct tty *);
 int		 image_get_draw_cell(struct tty *, const struct grid_cell *,
-		     struct grid_cell *, const struct tty_style_ctx *);
+		     struct grid_cell *);
 void		 image_tty_update(struct tty *);
 void		 image_tty_geometry_changed(struct tty *);
 void		 image_tty_free(struct tty *, int);
 void		 image_draw_line(struct tty *, struct screen *, u_int, u_int,
 		     u_int, u_int, u_int, int, const struct tty_style_ctx *);
 u_char		 image_get_brightness(struct image *, u_int, u_int);
-void		 image_get_text_cell(struct tty *, struct image *, u_int,
-		     u_int, const struct grid_cell *, struct grid_cell *,
-		     const struct tty_style_ctx *);
 struct image	*image_rect_get_image(const struct image_rect *);
 void		 image_rect_get_coords(const struct image_rect *,
 		     u_int *, u_int *, u_int *, u_int *, u_int *, u_int *);
diff --git a/tty-draw.c b/tty-draw.c
index e1cc2a517..a820abd62 100644
--- a/tty-draw.c
+++ b/tty-draw.c
@@ -258,8 +258,7 @@ tty_draw_line(struct tty *tty, struct screen *s, u_int px, u_int py, u_int nx,
 
 #ifdef ENABLE_IMAGES
 				if (gc.flags & GRID_FLAG_IMAGE) {
-					(void)image_get_draw_cell(tty, &gc, &image_gc,
-					    style_ctx);
+					(void)image_get_draw_cell(tty, &gc, &image_gc);
 					gcp = &image_gc;
 				} else
 					gcp = &gc;
diff --git a/tty.c b/tty.c
index db69ad483..2e9f26bec 100644
--- a/tty.c
+++ b/tty.c
@@ -2149,7 +2149,7 @@ tty_cell(struct tty *tty, const struct grid_cell *gc,
 
 #ifdef ENABLE_IMAGES
 	if (gc->flags & GRID_FLAG_IMAGE) {
-		if (image_get_draw_cell(tty, gc, &image_gc, style_ctx))
+		if (image_get_draw_cell(tty, gc, &image_gc))
 			return;
 		gc = &image_gc;
 	}