diff --git a/README.md b/README.md
index e201b10d..6800b5a6 100644
--- a/README.md
+++ b/README.md
@@ -155,6 +155,8 @@ Link to the preview of 5 lines from a document with id 17: `{{dmsft(17, 5)}}`
 
 Inline picture of the file with id 8; it must be an image file such as JPEG, PNG,...: `{{dmsf_image(8)}}`
 
+Multiple inline pictures: `{{dmsf_image(8 9 10)}}`
+
 Inline picture with custom size: `{{dmsf_image(8, size=300)}}`
 
 Inline picture with custom size: `{{dmsf_image(8, size=50%)}}`
@@ -167,6 +169,8 @@ Inline picture with custom size: `{{dmsf_image(8, size=640x480)}}`
 
 Thumbnail with height of 200px: `{{dmsftn(8)}}`
 
+Multiple thumbnails with height of 200px: `{{dmsftn(8 9 10)}}`
+
 Thumbnail with custom size: `{{dmsftn(8, size=300)}}`
 
 Inline video of the file with id 8; it must be a video file such as MP4: `{{dmsf_video(9)}}`
diff --git a/lib/redmine_dmsf/macros.rb b/lib/redmine_dmsf/macros.rb
index 6a00dc61..2ac19e05 100644
--- a/lib/redmine_dmsf/macros.rb
+++ b/lib/redmine_dmsf/macros.rb
@@ -164,21 +164,26 @@ module RedmineDmsf
         size = options[:size]
         width = options[:width]
         height = options[:height]
-        file = DmsfFile.visible.find args[0]
-        unless User.current&.allowed_to?(:view_dmsf_files, file.project)
-          raise l(:notice_not_authorized)
-        end
-        raise 'Not supported image format' unless file.image?
-        url = view_dmsf_file_url(file)
-        if size&.include?('%')
-          image_tag url, alt: file.title, width: size, height: size
-        elsif height
-          image_tag url, alt: file.title, width: 'auto', height: height
-        elsif width
-          image_tag url, alt: file.title, width: width, height: 'auto'
-        else
-          image_tag url, alt: file.title, size: size
+        ids = args[0].split
+        html = +''
+        ids.each do |id|
+          file = DmsfFile.visible.find(id)
+          unless User.current&.allowed_to?(:view_dmsf_files, file.project)
+            raise l(:notice_not_authorized)
+          end
+          raise 'Not supported image format' unless file.image?
+          url = view_dmsf_file_url(file)
+          if size&.include?('%')
+            html << image_tag(url, alt: file.title, width: size, height: size)
+          elsif height
+            html << image_tag(url, alt: file.title, width: 'auto', height: height)
+          elsif width
+            html << image_tag(url, alt: file.title, width: width, height: 'auto')
+          else
+            html << (image_tag url, alt: file.title, size: size)
+          end
         end
+        html.html_safe
       end
 
       # dmsf_video - link to a video
@@ -225,23 +230,28 @@ module RedmineDmsf
         size = options[:size]
         width = options[:width]
         height = options[:height]
-        file = DmsfFile.visible.find args[0]
-        unless User.current&.allowed_to?(:view_dmsf_files, file.project)
-          raise l(:notice_not_authorized)
+        ids = args[0].split
+        html = +''
+        ids.each do |id|
+          file = DmsfFile.visible.find(id)
+          unless User.current&.allowed_to?(:view_dmsf_files, file.project)
+            raise l(:notice_not_authorized)
+          end
+          raise 'Not supported image format' unless file.image?
+          url = view_dmsf_file_url(file)
+          if size
+            img = image_tag(url, alt: file.title, size: size)
+          elsif height
+            img = image_tag(url, alt: file.title, width: 'auto', height: height)
+          elsif width
+            img = image_tag(url, alt: file.title, width: width, height: 'auto')
+          else
+            img = image_tag(url, alt: file.title, width: 'auto', height: 200)
+          end
+          html << link_to( img, url, target: '_blank', title: h(file.last_revision.try(:tooltip)),
+            'data-downloadurl' => "#{file.last_revision.detect_content_type}:#{h(file.name)}:#{url}")
         end
-        raise 'Not supported image format' unless file.image?
-        url = view_dmsf_file_url(file)
-        if size
-          img = image_tag(url, alt: file.title, size: size)
-        elsif height
-          img = image_tag(url, alt: file.title, width: 'auto', height: height)
-        elsif width
-          img = image_tag(url, alt: file.title, width: width, height: 'auto')
-        else
-          img = image_tag(url, alt: file.title, width: 'auto', height: 200)
-        end
-        link_to img, url, target: '_blank', title: h(file.last_revision.try(:tooltip)),
-          'data-downloadurl' => "#{file.last_revision.detect_content_type}:#{h(file.name)}:#{url}"
+        html.html_safe
       end
 
       # dmsfw - link to a document's approval workflow status
diff --git a/test/unit/lib/redmine_dmsf/dmsf_macros_test.rb b/test/unit/lib/redmine_dmsf/dmsf_macros_test.rb
index 5dfc92bc..53872ceb 100644
--- a/test/unit/lib/redmine_dmsf/dmsf_macros_test.rb
+++ b/test/unit/lib/redmine_dmsf/dmsf_macros_test.rb
@@ -224,6 +224,13 @@ class DmsfMacrosTest < RedmineDmsf::Test::HelperTest
     assert_equal "<p>#{link}</p>", text
   end
 
+  # {{dmsf_image(file_id file_id)}}
+  def test_macro_dmsf_image_multiple
+    text = textilizable("{{dmsf_image(#{@file7.id} #{@file7.id})}}")
+    link = image_tag(view_dmsf_file_url(@file7), alt: @file7.title, size: nil)
+    assert_equal "<p>#{link}#{link}</p>", text
+  end
+
   def test_macro_dmsf_image_size
     size = '50%'
     text = textilizable("{{dmsf_image(#{@file7.id}, size=#{size})}}")
@@ -327,7 +334,18 @@ class DmsfMacrosTest < RedmineDmsf::Test::HelperTest
     assert_equal "<p>#{link}</p>", text
   end
 
-  def test_macro_dmsftn
+  # {{dmsftn(file_id file_id)}}
+  def test_macro_dmsftn_multiple
+    text = textilizable("{{dmsftn(#{@file7.id} #{@file7.id})}}")
+    url = view_dmsf_file_url(@file7)
+    img = image_tag(url, alt: @file7.title, width: 'auto', height: 200)
+    link = link_to(img, url, target: '_blank', title: h(@file7.last_revision.try(:tooltip)),
+                   'data-downloadurl' => "#{@file7.last_revision.detect_content_type}:#{h(@file7.name)}:#{url}")
+    assert_equal "<p>#{link}#{link}</p>", text
+  end
+
+  # {{dmsftn(file_id size=300)}}
+  def test_macro_dmsftn_size
     url = view_dmsf_file_url(@file7)
     size = '300'
     text = textilizable("{{dmsftn(#{@file7.id}, size=#{size})}}")