diff --git a/INSTALL.md b/INSTALL.md
index 2387394e5bd..85a3a15e776 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -97,7 +97,7 @@ Required build tools:
 
 Required build dependencies:
 
-* Qt >= 5.14.0
+* Qt >= 5.15.2
 * Proj >= 7.2.0
 * GEOS >= 3.9
 * Sqlite3 >= 3.0.0