diff --git a/scripts/CPackRuntimeSettings.cmake b/scripts/CPackRuntimeSettings.cmake
deleted file mode 100644
index 95683831c4..0000000000
--- a/scripts/CPackRuntimeSettings.cmake
+++ /dev/null
@@ -1,62 +0,0 @@
-
- ###############################
-#                               #
-#  CCC  PPPP    A    CCC  K   K #
-# C   C P   P  A A  C   C K  K  #
-# C     PPPP  AAAAA C     KKK   #
-# C   C P     A   A C   C K  K  #
-#  CCC  P     A   A  CCC  K   K #
-#                               #
-#  SSSS U   U  CCC  K   K  SSSS #
-# S     U   U C   C K  K  S     #
-#  SSS  U   U C     KKK    SSS  #
-#     S U   U C   C K  K      S #
-# SSSS   UUU   CCC  K   K SSSS  #
-#                               #
- ###############################
-
-set(CLEANUP_COMMANDS "
-    DeleteRegKey HKCR \".tsr\"
-    DeleteRegKey HKCR \"TaiseiProject.tsr\"
-    DeleteRegKey HKCR \"TaiseiProject.tsr\\DefaultIcon\"
-    DeleteRegKey HKCR \"TaiseiProject.tsr\\Shell\"
-    DeleteRegKey HKCR \"TaiseiProject.tsr\\Shell\\Open\"
-    DeleteRegKey HKCR \"TaiseiProject.tsr\\Shell\\Open\\Command\"
-    DeleteRegKey HKCR \"Applications\\taisei.exe\"
-    DeleteRegKey HKCR \"Applications\\taisei.exe\\DefaultIcon\"
-    DeleteRegKey HKCR \"Applications\\taisei.exe\\Shell\"
-    DeleteRegKey HKCR \"Applications\\taisei.exe\\Shell\\Open\"
-    DeleteRegKey HKCR \"Applications\\taisei.exe\\Shell\\Open\\Command\"
-")
-
-set(CPACK_NSIS_EXTRA_INSTALL_COMMANDS "
-    ${CLEANUP_COMMANDS}
-    WriteRegStr HKCR \".tsr\" \"\" \"TaiseiProject.tsr\"
-    WriteRegStr HKCR \".tsr\" \"Content Type\" \"application/x-taisei-replay\"
-    WriteRegStr HKCR \"TaiseiProject.tsr\" \"\" \"Taisei Project replay\"
-    WriteRegStr HKCR \"TaiseiProject.tsr\" \"FriendlyTypeName\" \"@$INSTDIR\\taisei.exe,-2\"
-    WriteRegStr HKCR \"TaiseiProject.tsr\\DefaultIcon\" \"\" \"$INSTDIR\\taisei.exe,1\"
-    WriteRegStr HKCR \"TaiseiProject.tsr\\Shell\\Open\\Command\" \"\" \"$\\\"$INSTDIR\\taisei.exe$\\\" --replay $\\\"%1$\\\"\"
-    WriteRegStr HKCR \"Applications\\taisei.exe\" \"\" \"Taisei Project\"
-    WriteRegStr HKCR \"Applications\\taisei.exe\" \"FriendlyAppName\" \"@$INSTDIR\\taisei.exe,-1\"
-    WriteRegStr HKCR \"Applications\\taisei.exe\\DefaultIcon\" \"\" \"$INSTDIR\\taisei.exe,1\"
-    WriteRegStr HKCR \"Applications\\taisei.exe\\Shell\\Open\\Command\" \"\" \"$\\\"$INSTDIR\\taisei.exe$\\\" --replay $\\\"%1$\\\"\"
-")
-
-set(CPACK_NSIS_EXTRA_UNINSTALL_COMMANDS "${CLEANUP_COMMANDS}")
-
- ###############################
-#                               #
-#  CCC  M   M   A   K   K EEEEE #
-# C   C MM MM  A A  K  K  E     #
-# C     M M M AAAAA KKK   EEEE  #
-# C   C M   M A   A K  K  E     #
-#  CCC  M   M A   A K   K EEEEE #
-#                               #
-#  SSSS U   U  CCC  K   K  SSSS #
-# S     U   U C   C K  K  S     #
-#  SSS  U   U C     KKK    SSS  #
-#     S U   U C   C K  K      S #
-# SSSS   UUU   CCC  K   K SSSS  #
-#                               #
- ###############################
diff --git a/scripts/CPackRuntimeSettings.cmake.in b/scripts/CPackRuntimeSettings.cmake.in
new file mode 100644
index 0000000000..f8908bf7b7
--- /dev/null
+++ b/scripts/CPackRuntimeSettings.cmake.in
@@ -0,0 +1,2 @@
+
+set(CPACK_RESOURCE_FILE_LICENSE "@_CPACK_RESOURCE_FILE_LICENSE@")
diff --git a/scripts/CPackSettings.cmake b/scripts/CPackSettings.cmake
index ef86b26d7c..1d2b5086b7 100644
--- a/scripts/CPackSettings.cmake
+++ b/scripts/CPackSettings.cmake
@@ -9,10 +9,10 @@ endif()
 
 if(WIN32)
     set(CPACK_GENERATOR "${NSIS};7Z")
-    set(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_BINARY_DIR}/win32docs/COPYING")
+    set(_CPACK_RESOURCE_FILE_LICENSE "${PROJECT_BINARY_DIR}/win32docs/COPYING")
 else()
     set(CPACK_GENERATOR "TGZ")
-    set(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
+    set(_CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
 endif()
 
 set(CPACK_PACKAGE_NAME "Taisei")
@@ -30,6 +30,14 @@ set(CPACK_PACKAGE_EXECUTABLES "taisei" "Taisei")
 set(CPACK_NSIS_EXECUTABLES_DIRECTORY ".")
 set(CPACK_NSIS_INSTALLED_ICON_NAME "taisei.exe")
 set(CPACK_NSIS_MUI_FINISHPAGE_RUN "taisei.exe")
-set(CPACK_NSIS_HELP_LINK "http://taisei-project.org")
+set(CPACK_NSIS_HELP_LINK "https://taisei-project.org/")
+set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL TRUE)
+
+configure_file(
+    "${BUILDSCRIPTS_DIR}/CPackRuntimeSettings.cmake.in"
+    "${CMAKE_CURRENT_BINARY_DIR}/CPackRuntimeSettings.cmake"
+@ONLY)
+
+set(CPACK_PROJECT_CONFIG_FILE "${CMAKE_CURRENT_BINARY_DIR}/CPackRuntimeSettings.cmake")
 
 include(CPack)