diff --git a/src/command_runner.rs b/src/command_runner.rs
index bfdd35e..8a29799 100644
--- a/src/command_runner.rs
+++ b/src/command_runner.rs
@@ -82,7 +82,7 @@ impl<'a> Drop for TempSetEnv<'a> {
 
 impl<'a, C> CommandRunner for SetuidCommandRunner<'a, C> where C: 'a + CommandRunner {
   fn run_with_args(&self, program: &str, args: &[&str]) -> IoResult<Output> {
-    let uid = get_user_by_name(self.user_name).unwrap().uid();
+    let uid = get_user_by_name(self.user_name).expect("User does not exist").uid();
     let set_home = TempSetEnv::new("HOME", format!("/home/{}", self.user_name));
     let set_dbus = TempSetEnv::new("XDG_RUNTIME_DIR", format!("/run/user/{}", uid));
     println!("{} {:?}", program, args);
diff --git a/src/symbols/acme/account_key.rs b/src/symbols/acme/account_key.rs
index 1e5da2f..c619cd6 100644
--- a/src/symbols/acme/account_key.rs
+++ b/src/symbols/acme/account_key.rs
@@ -4,6 +4,7 @@ use std::fmt;
 use std::path::Path;
 
 use command_runner::CommandRunner;
+use resources::Resource;
 use symbols::Symbol;
 
 pub struct AcmeAccountKey<'a> {
@@ -46,6 +47,10 @@ impl<'a> Symbol for AcmeAccountKey<'a> {
   fn execute(&self) -> Result<(), Box<Error>> {
     self.command_runner.run_successfully("openssl", &["genrsa", "-out", self.get_path(), &self.get_bytes().to_string()])
   }
+
+  fn get_prerequisites(&self) -> Vec<Resource> {
+    vec![ Resource::new("dir", Path::new(self.get_path()).parent().unwrap().to_string_lossy() ) ]
+  }
 }
 
 #[cfg(test)]
diff --git a/src/symbols/mariadb/database_dump.rs b/src/symbols/mariadb/database_dump.rs
index a304b02..d582502 100644
--- a/src/symbols/mariadb/database_dump.rs
+++ b/src/symbols/mariadb/database_dump.rs
@@ -30,7 +30,7 @@ impl<'a, S> DatabaseDump<'a, S> where S: Storage {
 
 impl<'a, S> fmt::Display for DatabaseDump<'a, S> where S: Storage {
   fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-    write!(f, "MariaDB Database {}", self.db_name)
+    write!(f, "Dump MariaDB Database {}", self.db_name)
   }
 }
 
@@ -38,6 +38,7 @@ impl<'a, S> Symbol for DatabaseDump<'a, S> where S: Storage {
   fn target_reached(&self) -> Result<bool, Box<Error>> {
     let dump_date = try!(self.storage.recent_date());
     let modified_date = try!(self.run_sql(&format!("select UNIX_TIMESTAMP(MAX(UPDATE_TIME)) from information_schema.tables WHERE table_schema = '{}'", self.db_name)));
+    if modified_date.trim_right() == "NULL" { return Ok(false); }
     Ok(try!(u64::from_str(modified_date.trim_right())) <= dump_date)
   }
 
diff --git a/src/symbols/systemd/node_js_user_service.rs b/src/symbols/systemd/node_js_user_service.rs
index ff8a176..91ddc6c 100644
--- a/src/symbols/systemd/node_js_user_service.rs
+++ b/src/symbols/systemd/node_js_user_service.rs
@@ -63,20 +63,23 @@ impl<'a, R> NodeJsSystemdUserService<'a, String, SetuidCommandRunner<'a, R>> whe
   pub fn new(home: &'a str, user_name: &'a str, name: &'a str, path: &'a str, command_runner: &'a R) -> Self {
     let file_path = format!("{}/.config/systemd/user/{}.service", home.trim_right(), name);
 
+    let port = format!("/var/tmp/{}-{}.socket", user_name, name);
     let content = format!("[Service]
-ExecStartPre=/bin/rm -f /var/tmp/{1}-{2}.socket
-# This only works if the path is a directory
-WorkingDirectory={0}
+Environment=NODE_ENV=production
+Environment=PORT={1}
+ExecStartPre=/bin/rm -f {1}
 ExecStart=/usr/bin/nodejs {0}
+ExecStartPost=/bin/sh -c 'sleep 1 && chmod 666 {1}'
+
+# FIXME: This only works if the nodejs path is a directory
+WorkingDirectory={0}
 Restart=always
-Environment=NODE_ENV=production
-Environment=PORT=/var/tmp/{1}-{2}.socket
 #RuntimeDirectory=service
 #RuntimeDirectoryMode=766
 
 [Install]
 WantedBy=default.target
-", path, user_name, name);
+", path, port);
 
     NodeJsSystemdUserService {
       service_name: name,
@@ -167,9 +170,11 @@ impl<'a, C, R> Symbol for NodeJsSystemdUserService<'a, C, R> where C: Deref<Targ
 
     let file_name = format!("/var/tmp/{}-{}.socket", self.user_name, self.service_name);
     let metadata = try!(wait_for_metadata(&file_name));
+/*
     let mut perms = metadata.permissions();
     perms.set_mode(0o666);
     try!(fs::set_permissions(file_name, perms));
+*/
     Ok(())
   }