diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index 527ee7c62..d7267267b 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -10,6 +10,7 @@ For a detailed view of what has changed, refer to the {url-repo}/commits/main[co
 Improvements::
 
 * don't hyphenate autolink when hyphenation is enabled (#2521) (*@meonkeys*)
+* add support for base64-encoded SVG image reference in SVG (#2512)
 
 Bug Fixes::
 
diff --git a/lib/asciidoctor/pdf/ext/prawn-svg/loaders/data.rb b/lib/asciidoctor/pdf/ext/prawn-svg/loaders/data.rb
index 3f4882a44..34f4a3dd0 100644
--- a/lib/asciidoctor/pdf/ext/prawn-svg/loaders/data.rb
+++ b/lib/asciidoctor/pdf/ext/prawn-svg/loaders/data.rb
@@ -2,5 +2,5 @@
 
 class Prawn::SVG::Loaders::Data
   remove_const :REGEXP
-  REGEXP = %r(\Adata:image/(?:png|jpe?g);base64(?:;[a-z0-9]+)*,)i
+  REGEXP = %r(\Adata:image/(?:png|jpe?g|svg\+xml);base64(?:;[a-z0-9]+)*,)i
 end
diff --git a/spec/fixtures/svg-with-data-uri-svg-image.svg b/spec/fixtures/svg-with-data-uri-svg-image.svg
new file mode 100644
index 000000000..612de276a
--- /dev/null
+++ b/spec/fixtures/svg-with-data-uri-svg-image.svg
@@ -0,0 +1,7 @@
+<svg width="1.27cm" height="1.27cm" version="1.1" viewBox="0 0 5 5" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+<defs>
+<image id="img" width="5" height="5" xlink:href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjAiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgdmlld0JveD0iMCAwIDIwMCAyMDAiIHdpZHRoPSIyMDAiIGhlaWdodD0iMjAwIj48cmVjdCB3aWR0aD0iMjAwIiBoZWlnaHQ9IjIwMCIgZmlsbD0icmVkIj48L3JlY3Q+PC9zdmc+Cg=="/>
+</defs>
+<use xlink:href="#img" x="0" y="0" width="5" height="5"/>
+<rect x="0.25" y="0.25" width="4.5" height="4.5" fill-opacity="0" stroke="#000" stroke-width="0.5"/>
+</svg>
diff --git a/spec/image_spec.rb b/spec/image_spec.rb
index f6298827d..c6c83e96e 100644
--- a/spec/image_spec.rb
+++ b/spec/image_spec.rb
@@ -993,6 +993,12 @@ def traverse node
       (expect to_file).to visually_match 'image-block-svg-with-image.pdf'
     end
 
+    it 'should embed SVG image from data-uri in SVG', visual: true do
+      pdf = to_pdf 'image::svg-with-data-uri-svg-image.svg[]', analyze: :rect
+      (expect pdf.rectangles).to have_size 1
+      (expect pdf.rectangles[0][:fill_color]).to eql 'FF0000'
+    end
+
     it 'should support non-standard image/jpg MIME type', visual: true do
       image_data = File.binread fixture_file 'square.jpg'
       pdf = to_pdf 'image::svg-with-data-uri-jpg-image.svg[pdfwidth=1.27cm]', analyze: :image