diff --git a/gnu/packages/algebra.scm b/gnu/packages/algebra.scm
index d63822a263..219bad4ec7 100644
--- a/gnu/packages/algebra.scm
+++ b/gnu/packages/algebra.scm
@@ -228,7 +228,7 @@ (define-public python-fpylll
 (define-public pari-gp
   (package
     (name "pari-gp")
-    (version "2.15.4")
+    (version "2.15.5")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -236,7 +236,7 @@ (define-public pari-gp
                     version ".tar.gz"))
               (sha256
                (base32
-                "03swii601kxnphl6v7wv0rh2xn4rz6xbljzvfw5v9py6w3z5nm63"))))
+                "10grsn8wr8k02akj8f8wm1rhzrk0qls4phr46gv59nfr2msxmz8f"))))
     (build-system gnu-build-system)
     (native-inputs (list (texlive-updmap.cfg)))
     (inputs (list gmp libx11 perl readline))