diff --git a/dangerzone/gui/main_window.py b/dangerzone/gui/main_window.py
index 8efc5f3..a94f3c2 100644
--- a/dangerzone/gui/main_window.py
+++ b/dangerzone/gui/main_window.py
@@ -500,8 +500,8 @@ class WaitingWidgetContainer(WaitingWidget):
         error: Optional[str] = None
 
         try:
-            is_available, version = self.dangerzone.isolation_provider.check_runtime_version()
-            if not is_available:
+            is_greater, version = self.dangerzone.isolation_provider.check_docker_desktop_version()
+            if not is_greater:
                 error = f"Your Docker version is too old ({version})."
                 print(error)
             self.dangerzone.isolation_provider.is_runtime_available()
diff --git a/dangerzone/isolation_provider/container.py b/dangerzone/isolation_provider/container.py
index 17769fe..76e1a4d 100644
--- a/dangerzone/isolation_provider/container.py
+++ b/dangerzone/isolation_provider/container.py
@@ -201,11 +201,11 @@ class Container(IsolationProvider):
         return True
 
     @staticmethod
-    def check_runtime_version() -> Tuple[bool, str]:
+    def check_docker_desktop_version() -> Tuple[bool, str]:
         # On windows and darwin, check that the minimum version is met
         if platform.system() != "Linux":
             with subprocess.Popen(
-                ["docker", "version", "--format", "'{{.Server.Platform.Name}}'"], 
+                ["docker", "version", "--format", "{{.Server.Platform.Name}}"], 
                 stdout=subprocess.PIPE,
                 stderr=subprocess.PIPE,
                 startupinfo=get_subprocess_startupinfo(),
@@ -214,8 +214,7 @@ class Container(IsolationProvider):
                 if p.returncode != 0:
                     raise NotAvailableContainerTechException("docker", stderr.decode())
                 # The output is like "Docker Desktop 4.35.1 (173168)"
-                version = stdout.replace("Docker Desktop", "").split()[0]
-
+                version = stdout.decode().replace("Docker Desktop", "").split()[0]
                 if version < MINIMUM_DOCKER_VERSION[platform.system()]:
                     return False, version
         return True, ""