diff --git a/CMakeLists.txt b/CMakeLists.txt
index 74759935236..a5fdf09fc82 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1049,7 +1049,7 @@ set(QGIS_INSTALL_SYS_LIBS TRUE CACHE BOOL "If set to TRUE install all required s
 #############################################################
 # Python
 
-set(MIN_PYTHON_VERSION "3.7")
+set(MIN_PYTHON_VERSION "3.9")
 set(Python_FIND_FRAMEWORK "LAST")