diff --git a/assets/var/gnu/cups/s6.md b/assets/var/gnu/cups/s6.md
index d81494b..64e2b3a 100644
--- a/assets/var/gnu/cups/s6.md
+++ b/assets/var/gnu/cups/s6.md
@@ -5,6 +5,7 @@
 ``` sh *** set ***
 pkgname_flat=${pkgname//\//\~}
 pkgname_flat=${pkgname_flat%\~s6}
+rm -f /pkg/gnu/s6/etc/service/current/$pkgname_flat
 ln -sf $(pwd) /pkg/gnu/s6/etc/service/current/$pkgname_flat
 s6-svscanctl -h /pkg/gnu/s6/etc/service/current
 ```
diff --git a/assets/var/gnu/llama.cpp/s6.md b/assets/var/gnu/llama.cpp/s6.md
index d81494b..64e2b3a 100644
--- a/assets/var/gnu/llama.cpp/s6.md
+++ b/assets/var/gnu/llama.cpp/s6.md
@@ -5,6 +5,7 @@
 ``` sh *** set ***
 pkgname_flat=${pkgname//\//\~}
 pkgname_flat=${pkgname_flat%\~s6}
+rm -f /pkg/gnu/s6/etc/service/current/$pkgname_flat
 ln -sf $(pwd) /pkg/gnu/s6/etc/service/current/$pkgname_flat
 s6-svscanctl -h /pkg/gnu/s6/etc/service/current
 ```
diff --git a/assets/var/gnu/ollama/s6.md b/assets/var/gnu/ollama/s6.md
index d81494b..64e2b3a 100644
--- a/assets/var/gnu/ollama/s6.md
+++ b/assets/var/gnu/ollama/s6.md
@@ -5,6 +5,7 @@
 ``` sh *** set ***
 pkgname_flat=${pkgname//\//\~}
 pkgname_flat=${pkgname_flat%\~s6}
+rm -f /pkg/gnu/s6/etc/service/current/$pkgname_flat
 ln -sf $(pwd) /pkg/gnu/s6/etc/service/current/$pkgname_flat
 s6-svscanctl -h /pkg/gnu/s6/etc/service/current
 ```
diff --git a/assets/var/gnu/unitprint/backend-local/s6.md b/assets/var/gnu/unitprint/backend-local/s6.md
index d81494b..64e2b3a 100644
--- a/assets/var/gnu/unitprint/backend-local/s6.md
+++ b/assets/var/gnu/unitprint/backend-local/s6.md
@@ -5,6 +5,7 @@
 ``` sh *** set ***
 pkgname_flat=${pkgname//\//\~}
 pkgname_flat=${pkgname_flat%\~s6}
+rm -f /pkg/gnu/s6/etc/service/current/$pkgname_flat
 ln -sf $(pwd) /pkg/gnu/s6/etc/service/current/$pkgname_flat
 s6-svscanctl -h /pkg/gnu/s6/etc/service/current
 ```
diff --git a/assets/var/gnu/unitprint/backend-local/s6/.pkgdata/run b/assets/var/gnu/unitprint/backend-local/s6/.pkgdata/run
deleted file mode 120000
index 335ed1d..0000000
--- a/assets/var/gnu/unitprint/backend-local/s6/.pkgdata/run
+++ /dev/null
@@ -1 +0,0 @@
-../bin/backend-local
\ No newline at end of file
diff --git a/assets/var/gnu/unitprint/backend-local/s6/.pkgdata/run b/assets/var/gnu/unitprint/backend-local/s6/.pkgdata/run
new file mode 100755
index 0000000..163bc5d
--- /dev/null
+++ b/assets/var/gnu/unitprint/backend-local/s6/.pkgdata/run
@@ -0,0 +1,2 @@
+#!/pkg/gnu/bin/zsh
+/pkg/gnu/unitprint/backend-local/bin/backend-local
diff --git a/assets/var/gnu/unitprint/web-app.md b/assets/var/gnu/unitprint/web-app.md
index cbd7d8a..fe2b1c8 100644
--- a/assets/var/gnu/unitprint/web-app.md
+++ b/assets/var/gnu/unitprint/web-app.md
@@ -2,6 +2,10 @@ unitprint/web-app
 =
 ssh://git@root-kit.ru:17458/UnitPrint/web-app.git
 
+``` env *** env ***
+save_source
+```
+
 ``` sh *** build ***
 git pull
 npm install
@@ -11,6 +15,7 @@ cp -rPl dist ..
 ```
 
 ``` sh *** config ***
+rm -f build-script.md
 chmod o+x /pkg/gnu/unitprint
 chown -R nginx:nginx /pkg/gnu/unitprint/web-app/dist 
 ```
diff --git a/src/commands/run/build.rs b/src/commands/run/build.rs
index 46ad346..a22f37d 100644
--- a/src/commands/run/build.rs
+++ b/src/commands/run/build.rs
@@ -46,7 +46,7 @@ pub fn build(repo: &String, pkgname: &String) {
     fs::write(&applied_build, &build_script).unwrap();
     update_built_link(&md_path, &built_md_path);
 
-    if full_env.get("save_source").is_none() {
+    if !full_env.get("save_source").is_some() {
         fs::remove_dir_all(&src_dir).ok();
     }