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-rw-r--r--gnu/packages/maths.scm5
1 files changed, 4 insertions, 1 deletions
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 3ed766c502..ba9b6cb415 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -2475,7 +2475,10 @@ can solve two kinds of problems:
 @item non-linear least squares problems with bounds constraints;
 @item general unconstrained optimization problems.
 @end enumerate\n")
-    (license license:bsd-3)))
+    (license license:bsd-3)
+
+    ;; Mark as tunable to take advantage of SIMD code in Eigen.
+    (properties `((tunable? . #t)))))
 
 ;; For a fully featured Octave, users are strongly recommended also to install
 ;; the following packages: less, ghostscript, gnuplot.