diff --git a/hugo/content/installation/building/unix/third-party.md b/hugo/content/installation/building/unix/third-party.md
index f0b29035adc4c3dbd706673612ed869cbcb62bfa..b733a2fbc4c9e586c73049d4d898cfc71fa018be 100644
--- a/hugo/content/installation/building/unix/third-party.md
+++ b/hugo/content/installation/building/unix/third-party.md
@@ -8,7 +8,7 @@ weight = 10
 Required software:
 
 * Compiler with basic C++-20 support (`gcc` or `clang`)
-* `cmake >= 3.14`
+* `cmake >= 3.20`
 * `gsl >= 1.15` (GNU scientific library)
 * `fftw3 >= 3.3.1` (fast Fourier transform)
 * `libtiff >= 4.0.2` (TIFF image loader)