diff --git a/lib/Conversion/ConversionProvider.php b/lib/Conversion/ConversionProvider.php
index 072a02f5f6..cf9499cb9c 100644
--- a/lib/Conversion/ConversionProvider.php
+++ b/lib/Conversion/ConversionProvider.php
@@ -148,7 +148,18 @@ public function convertFile(File $file, string $targetMimeType): mixed {
 	private function getMimeProvidersFor(array $inputMimeTypes, string $outputMimeType): array {
 		$outputMimeInfo = $this->getMimeInfoFor($outputMimeType);
 		if ($outputMimeInfo === null) {
-			$this->logger->error($this->l10n->t('Unable to fetch information on $s', [$outputMimeType]));
+			$this->logger->error(
+				/*
+				 * TRANSLATORS
+				 * Shows the MIME type of the file (the file type)
+				 * For example:
+				 *    - application/pdf     (.pdf)
+				 *    - application/msword  (.doc)
+				 *    - text/plain          (.txt)
+				 */
+				$this->l10n->t('Unable to fetch information on %1$s',
+					[$outputMimeType]
+				));
 			throw new \Exception();
 		}