diff --git a/dangerzone/cli.py b/dangerzone/cli.py
index ccbd8e8..aea5595 100644
--- a/dangerzone/cli.py
+++ b/dangerzone/cli.py
@@ -101,7 +101,6 @@ def cli_main(output_filename, ocr_lang, filename):
             click.echo(f"Invalid JSON returned from container: {line}")
 
     if convert(
-        global_common,
         common.input_filename,
         common.output_filename,
         ocr_lang,
diff --git a/dangerzone/container.py b/dangerzone/container.py
index 9fd106e..248f854 100644
--- a/dangerzone/container.py
+++ b/dangerzone/container.py
@@ -56,7 +56,7 @@ def exec_container(args, stdout_callback=None):
     return exec(args, stdout_callback)
 
 
-def convert(global_common, input_filename, output_filename, ocr_lang, stdout_callback):
+def convert(input_filename, output_filename, ocr_lang, stdout_callback):
     success = False
 
     if ocr_lang:
@@ -73,8 +73,6 @@ def convert(global_common, input_filename, output_filename, ocr_lang, stdout_cal
     os.makedirs(pixel_dir, exist_ok=True)
     os.makedirs(safe_dir, exist_ok=True)
 
-    container_output_filename = os.path.join(safe_dir, "safe-output-compressed.pdf")
-
     # Convert document to pixels
     args = [
         "run",
@@ -113,9 +111,6 @@ def convert(global_common, input_filename, output_filename, ocr_lang, stdout_cal
         if ret != 0:
             print("pixels-to-pdf failed")
         else:
-            # Move the final file to the right place
-            os.rename(container_output_filename, output_filename)
-
             # We did it
             success = True
 
diff --git a/dangerzone/global_common.py b/dangerzone/global_common.py
index d306118..e3cea96 100644
--- a/dangerzone/global_common.py
+++ b/dangerzone/global_common.py
@@ -411,9 +411,6 @@ class GlobalCommon(object):
         resource_path = os.path.join(prefix, filename)
         return resource_path
 
-    def exec_dangerzone_container(self, input_filename, output_filename, ocr_lang):
-        convert(self, input_filename, output_filename, ocr_lang)
-
     def get_subprocess_startupinfo(self):
         if platform.system() == "Windows":
             startupinfo = subprocess.STARTUPINFO()
@@ -422,34 +419,6 @@ class GlobalCommon(object):
         else:
             return None
 
-    def container_exists(self, container_name):
-        """
-        Check if container_name is a valid container. Returns a tuple like:
-        (success (boolean), error_message (str))
-        """
-        # Do we have this container?
-        with self.exec_dangerzone_container(
-            ["ls", "--container-name", container_name]
-        ) as p:
-            stdout_data, _ = p.communicate()
-            lines = stdout_data.split(b"\n")
-            if b"> " in lines[0]:
-                stdout_data = b"\n".join(lines[1:])
-
-            # The user canceled, or permission denied
-            if p.returncode == 126 or p.returncode == 127:
-                return False, "Authorization failed"
-                return
-            elif p.returncode != 0:
-                return False, "Container error"
-                return
-
-            # Check the output
-            if container_name.encode() not in stdout_data:
-                return False, f"Container '{container_name}' not found"
-
-        return True, True
-
     def install_container(self):
         """
         Make sure the podman container is installed. Linux only.
diff --git a/dangerzone/gui/main_window.py b/dangerzone/gui/main_window.py
index d6fb6f4..3cea9d0 100644
--- a/dangerzone/gui/main_window.py
+++ b/dangerzone/gui/main_window.py
@@ -499,7 +499,6 @@ class ConvertThread(QtCore.QThread):
         ]
 
         if convert(
-            self.global_common,
             self.common.input_filename,
             self.common.output_filename,
             ocr_lang,