diff --git a/platformio.ini b/platformio.ini
index 3edc591904e025923f2883664a83269f1e1840eb..498c9b2dd0204d159f5d35d9cf586e6c2397753c 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -45,8 +45,8 @@ build_src_filter = ${fun_base.build_src_filter} +<examples/optionbytes>
 [env:run_from_ram]
 build_src_filter = ${fun_base.build_src_filter} +<examples/run_from_ram>
 
-[env:sandbox]
-build_src_filter = ${fun_base.build_src_filter} +<examples/sandbox>
+[env:template]
+build_src_filter = ${fun_base.build_src_filter} +<examples/template>
 
 [env:self_modify_code]
 build_src_filter = ${fun_base.build_src_filter} +<examples/self_modify_code>