diff --git a/gns3/spice_console.py b/gns3/spice_console.py
index 1873477f5..88739b22a 100644
--- a/gns3/spice_console.py
+++ b/gns3/spice_console.py
@@ -71,10 +71,10 @@ def spiceConsole(node, port, command):
         log.debug('starting SPICE program "{}"'.format(command))
         if sys.platform.startswith("win"):
             # use the string on Windows
-            subprocess.call(command, env=os.environ)
+            subprocess.Popen(command, env=os.environ)
         else:
             # use arguments on other platforms
             args = shlex.split(command)
-            subprocess.call(args, env=os.environ)
+            subprocess.Popen(args, env=os.environ)
     except (OSError, ValueError, subprocess.SubprocessError) as e:
         log.error("Could not start SPICE program with command '{}': {}".format(command, e))
diff --git a/gns3/telnet_console.py b/gns3/telnet_console.py
index d4a3312e1..46660438d 100644
--- a/gns3/telnet_console.py
+++ b/gns3/telnet_console.py
@@ -87,7 +87,7 @@ def exec_command(self, command):
 
         if sys.platform.startswith("win"):
             # use the string on Windows
-            subprocess.call(command, env=os.environ)
+            subprocess.Popen(command, env=os.environ)
         else:
             # use arguments on other platforms
             try:
@@ -102,7 +102,7 @@ def exec_command(self, command):
                 # inject gnome-terminal environment variables
                 if "GNOME_TERMINAL_SERVICE" not in env or "GNOME_TERMINAL_SCREEN" not in env:
                     env.update(gnome_terminal_env())
-            subprocess.call(args, env=env)
+            subprocess.Popen(args, env=env)
 
     def run(self):
 
diff --git a/gns3/vnc_console.py b/gns3/vnc_console.py
index 509e06fa7..75c812443 100644
--- a/gns3/vnc_console.py
+++ b/gns3/vnc_console.py
@@ -68,10 +68,10 @@ def vncConsole(node, port, command):
         log.debug('starting VNC program "{}"'.format(command))
         if sys.platform.startswith("win"):
             # use the string on Windows
-            subprocess.call(command, env=os.environ)
+            subprocess.Popen(command, env=os.environ)
         else:
             # use arguments on other platforms
             args = shlex.split(command)
-            subprocess.call(args, env=os.environ)
+            subprocess.Popen(args, env=os.environ)
     except (OSError, ValueError, subprocess.SubprocessError) as e:
         log.error("Could not start VNC program with command '{}': {}".format(command, e))
diff --git a/tests/test_spice_console.py b/tests/test_spice_console.py
index b17ca0890..792d852b7 100644
--- a/tests/test_spice_console.py
+++ b/tests/test_spice_console.py
@@ -34,7 +34,7 @@ def test_spice_console_on_linux_and_mac(vpcs_device):
 
 def test_spice_console_on_windows(vpcs_device):
 
-    with patch('subprocess.call') as p, \
+    with patch('subprocess.Popen') as p, \
             patch('sys.platform', new="win"):
         vpcs_device.settings()["console_host"] = "localhost"
         spiceConsole(vpcs_device, '2525', 'command %h %p')
diff --git a/tests/test_vnc_console.py b/tests/test_vnc_console.py
index d095803f3..b963867bb 100644
--- a/tests/test_vnc_console.py
+++ b/tests/test_vnc_console.py
@@ -23,7 +23,7 @@
 
 def test_vnc_console_on_linux_and_mac(vpcs_device):
 
-    with patch('subprocess.call') as p, \
+    with patch('subprocess.Popen') as p, \
             patch('sys.platform', new="linux"):
             vpcs_device.settings()["console_host"] = "localhost"
             vncConsole(vpcs_device, 6000, 'command %h %p %D')
@@ -34,7 +34,7 @@ def test_vnc_console_on_linux_and_mac(vpcs_device):
 
 def test_vnc_console_on_windows(vpcs_device):
 
-    with patch('subprocess.call') as p, \
+    with patch('subprocess.Popen') as p, \
             patch('sys.platform', new="win"):
             vpcs_device.settings()["console_host"] = "localhost"
             vncConsole(vpcs_device, 6000, 'command %h %p %D')
@@ -44,7 +44,7 @@ def test_vnc_console_on_windows(vpcs_device):
 
 
 # def test_vnc_console_on_linux_with_popen_issues(vpcs_device):
-#     with patch('subprocess.call', side_effect=subprocess.SubprocessError()), \
+#     with patch('subprocess.Popen', side_effect=subprocess.SubprocessError()), \
 #             patch('sys.platform', new="linux"):
 #         vpcs_device.settings()["console_host"] = "localhost"
 #