diff --git a/poincare/include/poincare/unit.h b/poincare/include/poincare/unit.h
index 060327879..9109eff03 100644
--- a/poincare/include/poincare/unit.h
+++ b/poincare/include/poincare/unit.h
@@ -288,7 +288,7 @@ public:
         Representative("m",   nullptr,
             Representative::Prefixable::Yes,
             LongScalePrefixes),
-        Representative("au",  "149587870700*_m",
+        Representative("au",  "149597870700*_m",
             Representative::Prefixable::No,
             NoPrefix),
         Representative("ly",  "299792458*_m/_s*_year",