diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index af446f30e9..1ff9cb5ee8 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -12419,14 +12419,14 @@ (define-public r-irdisplay
 (define-public r-irkernel
   (package
     (name "r-irkernel")
-    (version "1.0.2")
+    (version "1.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "IRkernel" version))
        (sha256
         (base32
-         "040qig675zaxsf81ranmvk293amrswi5098k69wyq0vgqyin6vwp"))))
+         "1viqxs91dys1z4cf7gb59rmqvzb8lc7jdp4azrpmhgwa8qf46s94"))))
     (properties `((upstream-name . "IRkernel")))
     (build-system r-build-system)
     (arguments