diff --git a/gnu/packages/bioconductor.scm b/gnu/packages/bioconductor.scm
index 8b99fecef1..3daec56401 100644
--- a/gnu/packages/bioconductor.scm
+++ b/gnu/packages/bioconductor.scm
@@ -4466,14 +4466,14 @@ (define-public r-msnid
 (define-public r-mzid
   (package
     (name "r-mzid")
-    (version "1.32.0")
+    (version "1.34.0")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "mzID" version))
        (sha256
         (base32
-         "0r001amd4m99cv0ixw38rpz0zv0xqb0qyvs16bz1i4a756391qri"))))
+         "1q1aqyya9nd494s7m3rdaf3kixipdrwbj825g40kdljwrg85y961"))))
     (properties `((upstream-name . "mzID")))
     (build-system r-build-system)
     (propagated-inputs