diff --git a/google-cloud-functions/google_cloud_function.py b/google-cloud-functions/google_cloud_function.py
index dc2d505..3caf28d 100644
--- a/google-cloud-functions/google_cloud_function.py
+++ b/google-cloud-functions/google_cloud_function.py
@@ -3,6 +3,7 @@
 import shlex
 import subprocess
 import base64
+import hashlib
 
 # Set environment flag of MAX_EXECUTABLE, MAX_DATA_SIZE
 
@@ -66,7 +67,8 @@ def execute(request):
     except ValueError:
         return bad_request("Timeout format invalid")
 
-    path = "/tmp/execute.sh"
+    hash = hashlib.sha256(executable).hexdigest().upper()
+    path = f"/tmp/{hash}.sh"
     with open(path, "w") as f:
         f.write(executable.decode())
 
diff --git a/lambda/lambda_function.py b/lambda/lambda_function.py
index 893fa4e..46e354d 100644
--- a/lambda/lambda_function.py
+++ b/lambda/lambda_function.py
@@ -3,6 +3,7 @@
 import shlex
 import base64
 import subprocess
+import hashlib
 
 HEADERS = {
     "content-type": "application/json",
@@ -75,7 +76,8 @@ def lambda_handler(event, context):
     except ValueError:
         return bad_request("Timeout format invalid")
 
-    path = "/tmp/execute.sh"
+    hash = hashlib.sha256(executable).hexdigest().upper()
+    path = f"/tmp/{hash}.sh"
     with open(path, "w") as f:
         f.write(executable.decode())