diff --git a/slate/slate.py b/slate/slate.py
index f2720e2..6de5e34 100644
--- a/slate/slate.py
+++ b/slate/slate.py
@@ -147,7 +147,8 @@ class Slate():
         s_name = self.consume(slurmC, 'name')
 
         python_script = 'main.py'
-        sh_lines = self.consume(slurmC, 'sh_lines', [])
+        sh_lines = ['#!/bin/bash']
+        sh_lines += self.consume(slurmC, 'sh_lines', [])
         if venv := self.consume(slurmC, 'venv', False):
             sh_lines += [f'source activate {venv}']
         sh_lines += [f'python3 {python_script} {filename} {name} -j $SLURM_ARRAY_TASK_ID']