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@ -31,7 +31,7 @@
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(define (html-from-url image-url)
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(log-outgoing image-url)
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(define dest-res (easy:head image-url #:timeouts timeouts))
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(define content-type (easy:response-headers-ref dest-res "Content-Type"))
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(define content-type (easy:response-headers-ref dest-res 'Content-Type))
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`(cond
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[(eq? content-type #f) ""]
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[(regexp-match? #rx"^image/" content-type)
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