diff --git a/layouts/partials/author-extra.html b/layouts/partials/author-extra.html
index 508383a5..2823977d 100644
--- a/layouts/partials/author-extra.html
+++ b/layouts/partials/author-extra.html
@@ -10,7 +10,7 @@
     {{ if $authorImage }}
       {{ $final := $authorImage }}
       {{ $squareImage := $authorImage }}
-      {{ if not $disableImageOptimization }}
+      {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
         {{ $final = $authorImage.Fill "192x192" }}
         {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
         {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
diff --git a/layouts/partials/author.html b/layouts/partials/author.html
index ab0fe327..995467e7 100644
--- a/layouts/partials/author.html
+++ b/layouts/partials/author.html
@@ -10,7 +10,7 @@
     {{ if $authorImage }}
       {{ $final := $authorImage }}
       {{ $squareImage := $authorImage }}
-      {{ if not $disableImageOptimization }}
+      {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
         {{ $final = $authorImage.Fill "192x192" }}
         {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
         {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
diff --git a/layouts/partials/home/background.html b/layouts/partials/home/background.html
index c928413f..d67eece1 100644
--- a/layouts/partials/home/background.html
+++ b/layouts/partials/home/background.html
@@ -52,7 +52,7 @@
             {{ if $authorImage }}
               {{ $final := $authorImage }}
               {{ $squareImage := $authorImage }}
-              {{ if not $disableImageOptimization }}
+              {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
                 {{ $final = $authorImage.Fill (print "288x288 q" ( $.Site.Params.Author.imagequality | default "96" )) }}
                 {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
                 {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
diff --git a/layouts/partials/home/hero.html b/layouts/partials/home/hero.html
index ed6d81ae..ec11ee0c 100644
--- a/layouts/partials/home/hero.html
+++ b/layouts/partials/home/hero.html
@@ -55,7 +55,7 @@
             {{ if $authorImage }}
               {{ $final := $authorImage }}
               {{ $squareImage := $authorImage }}
-              {{ if not $disableImageOptimization }}
+              {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
                 {{ $final = $authorImage.Fill (print "288x288 q" ( $.Site.Params.Author.imagequality | default "96" )) }}
                 {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
                 {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
diff --git a/layouts/partials/home/profile.html b/layouts/partials/home/profile.html
index 2d27bf68..fdc137fe 100644
--- a/layouts/partials/home/profile.html
+++ b/layouts/partials/home/profile.html
@@ -14,7 +14,7 @@
       {{ if $authorImage }}
         {{ $final := $authorImage }}
         {{ $squareImage := $authorImage }}
-        {{ if not $disableImageOptimization }}
+        {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
           {{ $final = $authorImage.Fill (print "288x288 q" ( $.Site.Params.Author.imagequality | default "96" )) }}
           {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
           {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}