diff -ruN lensfun-0.3.3-orig/apps/CMakeLists.txt lensfun-0.3.3/apps/CMakeLists.txt
--- lensfun-0.3.3-orig/apps/CMakeLists.txt	2022-02-22 14:49:04.000000000 -0600
+++ lensfun-0.3.3/apps/CMakeLists.txt	2022-03-17 06:37:10.000000000 -0500
@@ -42,5 +42,5 @@
     IF(NOT DEFINED SETUP_PY_INSTALL_PREFIX)
       SET(SETUP_PY_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}")
     ENDIF()
-    INSTALL(CODE "execute_process(COMMAND ${PYTHON} ${SETUP_PY} install --prefix=\$ENV{DESTDIR}${SETUP_PY_INSTALL_PREFIX})")
+    INSTALL(CODE "execute_process(COMMAND ${PYTHON} ${SETUP_PY} install --root=@FINK_DESTDIR@)")
 ENDIF(PYTHON)
diff -ruN lensfun-0.3.3-orig/apps/lensfun-add-adapter lensfun-0.3.3/apps/lensfun-add-adapter
--- lensfun-0.3.3-orig/apps/lensfun-add-adapter	2022-02-22 14:49:04.000000000 -0600
+++ lensfun-0.3.3/apps/lensfun-add-adapter	2022-03-17 06:37:33.000000000 -0500
@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!@FINK_PREFIX@/bin/python@PY_VERSION@
 # -*- coding: utf-8 -*-
 
 """This program allows the user to add further mount compatibilities to his
diff -ruN lensfun-0.3.3-orig/apps/lensfun-update-data lensfun-0.3.3/apps/lensfun-update-data
--- lensfun-0.3.3-orig/apps/lensfun-update-data	2022-02-22 14:49:04.000000000 -0600
+++ lensfun-0.3.3/apps/lensfun-update-data	2022-03-17 06:37:50.000000000 -0500
@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!@FINK_PREFIX@/bin/python@PY_VERSION@
 # -*- coding: utf-8 -*-
 
 """This program fetches the latest version of the Lensfun database from the
diff -ruN lensfun-0.3.3-orig/docs/CMakeLists.txt lensfun-0.3.3/docs/CMakeLists.txt
--- lensfun-0.3.3-orig/docs/CMakeLists.txt	2022-02-22 14:49:04.000000000 -0600
+++ lensfun-0.3.3/docs/CMakeLists.txt	2022-03-17 06:38:12.000000000 -0500
@@ -23,7 +23,7 @@
 INSTALL(DIRECTORY ${CMAKE_DOC_OUT}/ DESTINATION ${CMAKE_INSTALL_DOCDIR})
 
 # create and install man pages
-FIND_PROGRAM(RST2MAN_EXECUTABLE NAMES rst2man rst2man.py rst2man2 rst2man2.py)
+FIND_PROGRAM(RST2MAN_EXECUTABLE NAMES rst2man-@PY_VERSION@.py rst2man.py rst2man2 rst2man2.py)
 ADD_CUSTOM_TARGET(man ALL)
 ADD_CUSTOM_COMMAND(
   TARGET man