diff --git a/dangerzone/isolation_provider/base.py b/dangerzone/isolation_provider/base.py
index 06c552e..d845d70 100644
--- a/dangerzone/isolation_provider/base.py
+++ b/dangerzone/isolation_provider/base.py
@@ -3,6 +3,8 @@ import subprocess
 from abc import ABC, abstractmethod
 from typing import Callable, Optional
 
+from colorama import Fore, Style
+
 from ..document import Document
 
 log = logging.getLogger(__name__)
@@ -41,6 +43,18 @@ class IsolationProvider(ABC):
     ) -> bool:
         pass
 
+    def print_progress(
+        self, document: Document, error: bool, text: str, percentage: float
+    ) -> None:
+        s = Style.BRIGHT + Fore.YELLOW + f"[doc {document.id}] "
+        s += Fore.CYAN + f"{percentage}% "
+        if error:
+            s += Style.RESET_ALL + Fore.RED + text
+            log.error(s)
+        else:
+            s += Style.RESET_ALL + text
+            log.info(s)
+
     @abstractmethod
     def get_max_parallel_conversions(self) -> int:
         pass
diff --git a/dangerzone/isolation_provider/container.py b/dangerzone/isolation_provider/container.py
index 46db661..5d84b4c 100644
--- a/dangerzone/isolation_provider/container.py
+++ b/dangerzone/isolation_provider/container.py
@@ -10,7 +10,6 @@ import tempfile
 from typing import Callable, List, Optional, Tuple
 
 import appdirs
-from colorama import Fore, Style
 
 from ..document import Document
 from ..util import get_resource_path, get_subprocess_startupinfo
@@ -142,15 +141,9 @@ class Container(IsolationProvider):
             log.error(error_message)
             return (True, error_message, -1)
 
-        s = Style.BRIGHT + Fore.YELLOW + f"[doc {document.id}] "
-        s += Fore.CYAN + f"{status['percentage']}% "
-        if status["error"]:
-            s += Style.RESET_ALL + Fore.RED + status["text"]
-            log.error(s)
-        else:
-            s += Style.RESET_ALL + status["text"]
-            log.info(s)
-
+        self.print_progress(
+            document, status["error"], status["text"], status["percentage"]
+        )
         return (status["error"], status["text"], status["percentage"])
 
     def exec(
diff --git a/dangerzone/isolation_provider/dummy.py b/dangerzone/isolation_provider/dummy.py
index 03529fe..c2c6d66 100644
--- a/dangerzone/isolation_provider/dummy.py
+++ b/dangerzone/isolation_provider/dummy.py
@@ -5,8 +5,6 @@ import sys
 import time
 from typing import Callable, Optional
 
-from colorama import Fore, Style
-
 from ..document import Document
 from ..util import get_resource_path
 from .base import IsolationProvider
@@ -59,7 +57,7 @@ class Dummy(IsolationProvider):
         ]
 
         for (error, text, percentage) in progress:
-            self._print_progress(document, error, text, percentage)  # type: ignore [arg-type]
+            self.print_progress(document, error, text, percentage)  # type: ignore [arg-type]
             if stdout_callback:
                 stdout_callback(error, text, percentage)
             if error:
@@ -73,17 +71,5 @@ class Dummy(IsolationProvider):
 
         return success
 
-    def _print_progress(
-        self, document: Document, error: bool, text: str, percentage: float
-    ) -> None:
-        s = Style.BRIGHT + Fore.YELLOW + f"[doc {document.id}] "
-        s += Fore.CYAN + f"{percentage}% "
-        if error:
-            s += Style.RESET_ALL + Fore.RED + text
-            log.error(s)
-        else:
-            s += Style.RESET_ALL + text
-            log.info(s)
-
     def get_max_parallel_conversions(self) -> int:
         return 1