diff --git a/coreapi/linphonecore_jni.cc b/coreapi/linphonecore_jni.cc
index b12eacaa6..a3acc1ec2 100644
--- a/coreapi/linphonecore_jni.cc
+++ b/coreapi/linphonecore_jni.cc
@@ -3307,6 +3307,17 @@ JNIEXPORT jint JNICALL Java_org_linphone_core_PresenceModelImpl_getBasicStatus(J
 	return (jint)linphone_presence_model_get_basic_status(model);
 }
 
+/*
+ * Class:     org_linphone_core_PresenceModelImpl
+ * Method:    setBasicStatus
+ * Signature: (JI)I
+ */
+JNIEXPORT jint JNICALL Java_org_linphone_core_PresenceModelImpl_setBasicStatus(JNIEnv *env, jobject jobj, jlong ptr, jint basic_status) {
+	LinphonePresenceModel *model = (LinphonePresenceModel *)ptr;
+	return (jint)linphone_presence_model_set_basic_status(model, (LinphonePresenceBasicStatus)basic_status);
+}
+
+
 /*
  * Class:     org_linphone_core_PresenceModelImpl
  * Method:    getTimestamp
@@ -3389,6 +3400,29 @@ JNIEXPORT jint JNICALL Java_org_linphone_core_PresenceModelImpl_setActivity(JNIE
 	return res;
 }
 
+/*
+ * Class:     org_linphone_core_PresenceModelImpl
+ * Method:    addActivity
+ * Signature: (JILjava/lang/String;)I
+ */
+JNIEXPORT jint JNICALL Java_org_linphone_core_PresenceModelImpl_addActivity(JNIEnv *env, jobject jobj, jlong ptr, jint acttype, jstring description) {
+	LinphonePresenceModel *model = (LinphonePresenceModel *)ptr;
+	const char *cdescription = description ? env->GetStringUTFChars(description, NULL) : NULL;
+	jint res = (jint)linphone_presence_model_add_activity(model, (LinphonePresenceActivityType)acttype, cdescription);
+	if (cdescription) env->ReleaseStringUTFChars(description, cdescription);
+	return res;
+}
+
+/*
+ * Class:     org_linphone_core_PresenceModelImpl
+ * Method:    clearActivities
+ * Signature: (J)I
+ */
+JNIEXPORT jint JNICALL Java_org_linphone_core_PresenceModelImpl_clearActivities(JNIEnv *env, jobject jobj, jlong ptr) {
+	LinphonePresenceModel *model = (LinphonePresenceModel *)ptr;
+	return (jint)linphone_presence_model_clear_activities(model);
+}
+
 /*
  * Class:     org_linphone_core_PresenceModelImpl
  * Method:    getNote
diff --git a/java/common/org/linphone/core/PresenceModel.java b/java/common/org/linphone/core/PresenceModel.java
index 5a6a9bf93..8f4d3716d 100644
--- a/java/common/org/linphone/core/PresenceModel.java
+++ b/java/common/org/linphone/core/PresenceModel.java
@@ -27,6 +27,13 @@ public interface PresenceModel {
 	 */
 	PresenceBasicStatus getBasicStatus();
 
+	/**
+	 * @brief Sets the basic status of a presence model.
+	 * @param[in] basic_status The #BasicStatus to set for the #PresenceModel object.
+	 * @return 0 if successful, a value < 0 in case of error.
+	 */
+	int setBasicStatus(PresenceBasicStatus basic_status);
+
 	/**
 	 * @brief Gets the timestamp of a presence model.
 	 * @return The timestamp of the #LinphonePresenceModel object or -1 on error.
@@ -69,9 +76,26 @@ public interface PresenceModel {
 	 * @param[in] activity The #PresenceActivityType to set for the model.
 	 * @param[in] description An additional description of the activity to set for the model. Can be null if no additional description is to be added.
 	 * @return 0 if successful, a value < 0 in case of error.
+	 *
+	 * WARNING: This method will modify the basic status of the model according to the activity being set.
+	 * If you don't want the basic status to be modified automatically, you can use the combination of setBasicStatus(), clearActivities() and addActivity().
 	 */
 	int setActivity(PresenceActivityType activity, String description);
 
+	/**
+	 * @brief Adds an activity to a presence model.
+	 * @param[in] activity The #PresenceActivityType to add to the model.
+	 * @param[in] description An additional description of the activity to add to the model. Can be null if no additional description is to be added.
+	 * @return 0 if successful, a value < 0 in case of error.
+	 */
+	int addActivity(PresenceActivityType activity, String description);
+
+	/**
+	 * @brief Clears the activities of a presence model.
+	 * @return 0 if successful, a value < 0 in case of error.
+	 */
+	int clearActivities();
+
 	/**
 	 * @brief Gets the first note of a presence model (there is usually only one).
 	 * @param[in] lang The language of the note to get. Can be null to get a note that has no language specified or to get the first note whatever language it is written into.
diff --git a/java/impl/org/linphone/core/PresenceModelImpl.java b/java/impl/org/linphone/core/PresenceModelImpl.java
index 0a7173036..3cafe3cd7 100644
--- a/java/impl/org/linphone/core/PresenceModelImpl.java
+++ b/java/impl/org/linphone/core/PresenceModelImpl.java
@@ -41,6 +41,12 @@ public class PresenceModelImpl implements PresenceModel {
 		return PresenceBasicStatus.fromInt(getBasicStatus(mNativePtr));
 	}
 
+	private native int setBasicStatus(long nativePtr, int basic_status);
+	@Override
+	public int setBasicStatus(PresenceBasicStatus basic_status) {
+		return setBasicStatus(mNativePtr, basic_status.toInt());
+	}
+
 	private native long getTimestamp(long nativePtr);
 	@Override
 	public long getTimestamp() {
@@ -83,6 +89,18 @@ public class PresenceModelImpl implements PresenceModel {
 		return setActivity(mNativePtr, activity.toInt(), description);
 	}
 
+	private native int addActivity(long nativePtr, int activity, String description);
+	@Override
+	public int addActivity(PresenceActivityType activity, String description) {
+		return addActivity(mNativePtr, activity.toInt(), description);
+	}
+
+	private native int clearActivities(long nativePtr);
+	@Override
+	public int clearActivities() {
+		return clearActivities(mNativePtr);
+	}
+
 	private native Object getNote(long nativePtr, String lang);
 	@Override
 	public PresenceNote getNote(String lang) {