diff --git a/src/pyj/book_list/comments_editor.pyj b/src/pyj/book_list/comments_editor.pyj
index 2dd51a73d7..795537dc48 100644
--- a/src/pyj/book_list/comments_editor.pyj
+++ b/src/pyj/book_list/comments_editor.pyj
@@ -8,6 +8,7 @@ from book_list.theme import color_scheme, get_color, get_color_as_rgba
 from dom import add_extra_css, build_rule, clear, ensure_id, svgicon
 from gettext import gettext as _
 from iframe_comm import IframeClient, create_wrapped_iframe
+from image_popup import fit_image
 from modals import create_custom_dialog
 from utils import html_escape
 from uuid import short_uuid4
@@ -75,10 +76,23 @@ def insert_image(editor):
                 if accepted and img.src:
                     align = parent.querySelector(f'input[name="{align_name}"]:checked').value
                     s = style_from_align(align)
-                    markup = (
-                        f'<img src="{img.src}" data-filename="{html_escape(img.dataset.filename)}"' +
-                        f' data-align="{html_escape(align)}" style="{s}"></img>'
-                    )
+
+                    w = parseInt(parent.querySelector(f'input[name="width"]').value or '0')
+                    page_width = (0 if isNaN(w) else w) or 1000000000
+                    h = parseInt(parent.querySelector(f'input[name="height"]').value or '0')
+                    page_height = (0 if isNaN(h) else h) or 1000000000
+                    w, h = img.naturalWidth, img.naturalHeight
+                    resized, nw, nh = fit_image(w, h, page_width, page_height)
+                    if resized:
+                        markup = (
+                            f'<img src="{img.src}" data-filename="{html_escape(img.dataset.filename)}"' +
+                            f' data-align="{html_escape(align)}" width="{nw}" height="{nh}" style="{s}"></img>'
+                        )
+                    else:
+                        markup = (
+                            f'<img src="{img.src}" data-filename="{html_escape(img.dataset.filename)}"' +
+                            f' data-align="{html_escape(align)}" style="{s}"></img>'
+                        )
                     editor.exec_command('insertHTML', markup)
 
     def dialog(parent, close_modal):
@@ -99,6 +113,7 @@ def insert_image(editor):
         def handle_files(files):
             parent.querySelector('.no-image-selected').style.display = 'none'
             parent.querySelector('.image-alignment').style.display = 'none'
+            parent.querySelector('.image-shrink').style.display = 'none'
             img = parent.getElementsByTagName('img')[0]
             img.src = ''
             img.dataset.filename = ''
@@ -117,6 +132,7 @@ def insert_image(editor):
                     if f.name:
                         img.dataset.filename = f.name
                     parent.querySelector('.image-alignment').style.display = 'block'
+                    parent.querySelector('.image-shrink').style.display = 'block'
                     return
             alert(_('No valid image file found'))
 
@@ -160,6 +176,17 @@ def insert_image(editor):
                         ' ',
                         E.label(E.input(type='radio', name=align_name, value='right'), _('Float right')),
                     ),
+                    E.div(
+                        style='display: none; margin-top: 0.5rem', class_='image-shrink',
+                        _('Shrink image to fit (px):'),
+                        E.div(style='display: flex; flex-wrap: wrap',
+                        E.label(_('Width:') + '\xa0', E.input(type='number', min='0', max='10000', name='width'),
+                                style='margin-left: 0.5rem', title=_('A value of zero means no effect')),
+                        E.label(_('Height:') + '\xa0', E.input(type='number', min='0', max='10000', name='height'),
+                                style='margin-left: 0.5rem', title=_('A value of zero means no effect')
+                        )),
+                    ),
+
                     E.p(_('No image selected!'), class_='no-image-selected', style='color:red; display:none'),
                 ),
             ),