diff --git a/src/org/linphone/SettingsFragment.java b/src/org/linphone/SettingsFragment.java
index 9defc8318..0e3844689 100644
--- a/src/org/linphone/SettingsFragment.java
+++ b/src/org/linphone/SettingsFragment.java
@@ -660,6 +660,8 @@ public class SettingsFragment extends PreferencesListFragment {
 	
 	public void startEchoCancellerCalibration() {
 		try {
+			if (LinphoneManager.getInstance().getEchoTesterStatus())
+				stopEchoTester();
 			LinphoneManager.getInstance().startEcCalibration(mListener);
 		} catch (LinphoneCoreException e) {
 			Log.e(e);