diff --git a/hakyll-bootstrap/cours/math_tech_info b/hakyll-bootstrap/cours/math_tech_info
index 5c7b3dac9dc1c10e549f7b01585b3ff0bdeb4385..0478a907dcf48d856796da9a04aa34f2935e157d 160000
--- a/hakyll-bootstrap/cours/math_tech_info
+++ b/hakyll-bootstrap/cours/math_tech_info
@@ -1 +1 @@
-Subproject commit 5c7b3dac9dc1c10e549f7b01585b3ff0bdeb4385
+Subproject commit 0478a907dcf48d856796da9a04aa34f2935e157d