Corrected reference syntax

spacetelescope · Jan 10, 2025 · c409855 · c409855
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commit c409855
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/fft_optimization.rst b/docs/fft_optimization.rst
@@ -4,7 +4,7 @@ Appendix B: Optimizing FFT Performance with FFTW
 .. warning::
 
     This page is obsolete, and superceded by subsequent library development. You probably want
-    to use Intel MKL rather than FFTW. See :ref:`_performance_and_parallelization`.
+    to use Intel MKL rather than FFTW. See :ref:`performance_and_parallelization`.
 
 Optimizing numerical performance of FFTs is a complicated subject. Just using the FFTW library is no guarantee of optimal performance; you need to know how to configure it.