diff --git a/.gitignore b/.gitignore
index 49817eab..aad1629a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,6 +6,9 @@
 config.log
 .sconf_temp
 
+# build artifacts
+*.o
+compile_commands.json
 engine/.github
 project/.godot
 build/PROJECT.pck
@@ -13,6 +16,8 @@ build/PROJECT.x86_64
 build/PROJECT.exe
 build.zip
 
+# general-purpose cache folder (used by e.g clangd)
+.cache
 *.o
 compile_commands.json
 .tree.hash
diff --git a/justfile b/justfile
index 6b0fc5a4..7baad54b 100644
--- a/justfile
+++ b/justfile
@@ -39,7 +39,7 @@ release-windows: build
 initialize-template projectname:
     # Initializing Template {{projectname}}
     sed -i -e "s/PROJECT/{{projectname}}/g" ./modules/PROJECT/register_types.h ./modules/PROJECT/register_types.cpp ./project/project.godot ./project/export_presets.cfg .gitignore
-    sed "s/change_me/{{projectname}}/" ./justfile
+    sed -i "s/change_me/{{projectname}}/" ./justfile
     mv ./modules/PROJECT ./modules/{{projectname}}
     # Done Initializing, you will still have to update BUILD_NAME in your justfile