diff --git a/images/default_profile_photos/alpha/175.png b/images/default_profile_photos/alpha/175.png
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diff --git a/images/default_profile_photos/alpha/48.png b/images/default_profile_photos/alpha/48.png
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diff --git a/images/default_profile_photos/alpha/80.png b/images/default_profile_photos/alpha/80.png
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diff --git a/images/default_profile_photos/black_avatar_1/175.png b/images/default_profile_photos/black_avatar_1/175.png
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index 000000000..fa7d92a91
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diff --git a/images/default_profile_photos/blank/175.png b/images/default_profile_photos/blank/175.png
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index 000000000..1edb25b76
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diff --git a/images/default_profile_photos/rainbow_man/175.png b/images/default_profile_photos/rainbow_man/175.png
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index 000000000..b0b1ca784
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diff --git a/images/default_profile_photos/red_avatar/175.png b/images/default_profile_photos/red_avatar/175.png
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index 000000000..8251149a0
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index 000000000..a889651ec
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index 000000000..7ddea61c2
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diff --git a/images/default_profile_photos/red_koala/175.png b/images/default_profile_photos/red_koala/175.png
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index 000000000..69ecfebd9
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index 000000000..48c161fc7
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diff --git a/images/default_profile_photos/redmatrix_logo_smiley/175.png b/images/default_profile_photos/redmatrix_logo_smiley/175.png
new file mode 100644
index 000000000..daa15d8f8
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diff --git a/images/default_profile_photos/redmatrix_logo_smiley/48.png b/images/default_profile_photos/redmatrix_logo_smiley/48.png
new file mode 100644
index 000000000..20704bc98
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diff --git a/images/default_profile_photos/redmatrix_logo_smiley/80.png b/images/default_profile_photos/redmatrix_logo_smiley/80.png
new file mode 100644
index 000000000..30e0abbbd
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diff --git a/images/redmatrix_logo.svg b/images/redmatrix_logo.svg
new file mode 100644
index 000000000..cb98a7fb5
--- /dev/null
+++ b/images/redmatrix_logo.svg
@@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="200"
+   height="200"
+   id="svg3053"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="redmatrix.svg">
+  <defs
+     id="defs3055" />
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="1.979899"
+     inkscape:cx="35.049163"
+     inkscape:cy="27.799654"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     fit-margin-top="0"
+     fit-margin-left="0"
+     fit-margin-right="0"
+     fit-margin-bottom="0"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1" />
+  <metadata
+     id="metadata3058">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Laag 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(-315.00002,-392.36223)"
+     style="display:inline">
+    <g
+       id="g2985"
+       transform="matrix(4.7619048,0,0,4.7619048,-1370.7143,-2042.6958)">
+      <path
+         style="fill:#c60032;fill-opacity:1"
+         d="m 218.0851,397.84091 c 0,12.77893 -10.00215,23.1383 -22.34043,23.1383 -12.33827,0 -22.34042,-10.35937 -22.34042,-23.1383 0,-12.77893 10.00215,-23.1383 22.34042,-23.1383 12.33828,0 22.34043,10.35937 22.34043,23.1383 z"
+         sodipodi:ry="23.138298"
+         sodipodi:rx="22.340425"
+         sodipodi:cy="397.84091"
+         sodipodi:cx="195.74467"
+         id="path3028-4-5-3"
+         sodipodi:type="arc"
+         transform="matrix(0.94,0,0,0.9075862,191.00001,171.28726)" />
+      <g
+         id="text3003-0-4-0"
+         style="font-size:46px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#ffffff;fill-opacity:1;stroke:none;font-family:Sans"
+         transform="translate(52.138256,-208.57143)">
+        <path
+           inkscape:connector-curvature="0"
+           id="path3008"
+           style="font-size:45.09999847px;font-variant:normal;font-weight:bold;font-stretch:normal;fill:#ffffff;font-family:generic;-inkscape-font-specification:generic Bold"
+           d="m 322.85053,756.03406 4.7355,0 1.3079,-7.9827 4.8708,0 0,-4.4649 -4.1492,0 1.0373,-6.4944 4.9159,0 0,-4.4649 -4.1492,0 1.1275,-7.0356 -4.7355,0 -1.1275,7.0356 -5.1865,0 1.1275,-7.0356 -4.7355,0 -1.1275,7.0356 -5.0963,0 0,4.4649 4.3296,0 -1.0373,6.4944 -5.0963,0 0,4.4649 4.3747,0 -1.3079,7.9827 4.7355,0 1.3079,-7.9827 5.1865,0 -1.3079,7.9827 m 2.0295,-12.4476 -5.1865,0 1.0373,-6.4944 5.1865,0 -1.0373,6.4944" />
+      </g>
+    </g>
+  </g>
+</svg>
diff --git a/include/identity.php b/include/identity.php
index fc07bd4e4..fafb97bbb 100644
--- a/include/identity.php
+++ b/include/identity.php
@@ -1369,7 +1369,7 @@ function get_default_profile_photo($size = 175) {
 		$scheme = get_config('system','default_profile_photo');
 		if(! $scheme)
 			$scheme = 'rainbow_man';
-		return 'images/default_profile_photos/' . $scheme . '/' . $size . '.jpg';
+		return 'images/default_profile_photos/' . $scheme . '/' . $size . '.png';
 }