diff --git a/pkgs/by-name/sa/sage/sage-src.nix b/pkgs/by-name/sa/sage/sage-src.nix
index 749999e2ce2a..94bbf2c4deb0 100644
--- a/pkgs/by-name/sa/sage/sage-src.nix
+++ b/pkgs/by-name/sa/sage/sage-src.nix
@@ -83,6 +83,13 @@ stdenv.mkDerivation rec {
       hash = "sha256-xB0xg8dGLnSMdFK3/B5hkI9yzI5N3lUMhPZ89lDsp3s=";
     })
 
+    # https://github.com/sagemath/sage/pull/39261, landed in 10.6.beta4
+    (fetchpatch {
+      name = "scipy-1.15-update.patch";
+      url = "https://github.com/sagemath/sage/commit/545f5bf75084a7467aae0c0b34bc000ca996df78.diff";
+      hash = "sha256-CMwwZLPalU4jWyRf4jnYncEQbw980gt+7xtAtqypDG4=";
+    })
+
     # https://github.com/sagemath/sage/pull/38749, to land in 10.6.beta6
     (fetchpatch {
       name = "pari-2.17.1-update.patch";