diff --git a/quartz/plugins/transformers/links.ts b/quartz/plugins/transformers/links.ts
index 3e8dbdede..f4451d927 100644
--- a/quartz/plugins/transformers/links.ts
+++ b/quartz/plugins/transformers/links.ts
@@ -57,7 +57,7 @@ export const CrawlLinks: QuartzTransformerPlugin<Partial<Options>> = (userOpts)
               ) {
                 let dest = node.properties.href as RelativeURL
                 const classes = (node.properties.className ?? []) as string[]
-                const isExternal = isAbsoluteUrl(dest)
+                const isExternal = isAbsoluteUrl(dest, { httpOnly: false })
                 classes.push(isExternal ? "external" : "internal")
 
                 if (isExternal && opts.externalLinkIcon) {
@@ -99,7 +99,9 @@ export const CrawlLinks: QuartzTransformerPlugin<Partial<Options>> = (userOpts)
                 }
 
                 // don't process external links or intra-document anchors
-                const isInternal = !(isAbsoluteUrl(dest) || dest.startsWith("#"))
+                const isInternal = !(
+                  isAbsoluteUrl(dest, { httpOnly: false }) || dest.startsWith("#")
+                )
                 if (isInternal) {
                   dest = node.properties.href = transformLink(
                     file.data.slug!,
@@ -145,7 +147,7 @@ export const CrawlLinks: QuartzTransformerPlugin<Partial<Options>> = (userOpts)
                   node.properties.loading = "lazy"
                 }
 
-                if (!isAbsoluteUrl(node.properties.src)) {
+                if (!isAbsoluteUrl(node.properties.src, { httpOnly: false })) {
                   let dest = node.properties.src as RelativeURL
                   dest = node.properties.src = transformLink(
                     file.data.slug!,