diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index b655c28a9c..57f5d5b15c 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -15569,13 +15569,13 @@ (define-public r-adegenet
 (define-public r-pegas
   (package
     (name "r-pegas")
-    (version "1.0")
+    (version "1.0-1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "pegas" version))
        (sha256
-        (base32 "0nbdcrpha2r50gp0nymr4lqmqhd4237rzz6ank8cqdhl7lcsz69v"))))
+        (base32 "0ykx84p7c8cad5d1mj8cm1d5cz2paacdjx4ll4qzmq827lcyycz1"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-adegenet" ,r-adegenet)