diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/Regexes.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/Regexes.kt
index 8c5c2416..b68530f1 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/Regexes.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/Regexes.kt
@@ -135,6 +135,9 @@ object Regexes {
     val EDUDZIENNIK_HOMEWORK_ID by lazy {
         """/Homework/([\w-_]+?)/""".toRegex()
     }
+    val EDUDZIENNIK_TEACHER_ID by lazy {
+        """/Teachers/([\w-_]+?)/""".toRegex()
+    }
 
     val EDUDZIENNIK_SCHOOL_DETAIL_ID by lazy {
         """<a id="School_detail".*?/School/([\w-_]+?)/""".toRegex(DOT_MATCHES_ALL)
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/edudziennik/DataEdudziennik.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/edudziennik/DataEdudziennik.kt
index 25ad6c5a..1cb065bb 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/edudziennik/DataEdudziennik.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/edudziennik/DataEdudziennik.kt
@@ -116,11 +116,13 @@ class DataEdudziennik(app: App, profile: Profile?, loginStore: LoginStore) : Dat
         }
     }
 
-    fun getTeacher(firstName: String, lastName: String): Teacher {
+    fun getTeacher(firstName: String, lastName: String, longId: String? = null): Teacher {
         val name = "$firstName $lastName".fixName()
         val id = name.crc32()
-        return teacherList.singleOrNull { it.id == id } ?: run {
-            val teacher = Teacher(profileId, id, firstName, lastName)
+        return teacherList.singleOrNull { it.id == id }?.also {
+            if (longId != null && it.loginId == null) it.loginId = longId
+        } ?: run {
+            val teacher = Teacher(profileId, id, firstName, lastName, longId)
             teacherList.put(id, teacher)
             teacher
         }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/edudziennik/data/web/EdudziennikWebTimetable.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/edudziennik/data/web/EdudziennikWebTimetable.kt
index cf66c212..1c90578f 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/edudziennik/data/web/EdudziennikWebTimetable.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/edudziennik/data/web/EdudziennikWebTimetable.kt
@@ -7,6 +7,7 @@ package pl.szczodrzynski.edziennik.data.api.edziennik.edudziennik.data.web
 import org.jsoup.Jsoup
 import pl.szczodrzynski.edziennik.data.api.ERROR_EDUDZIENNIK_WEB_TIMETABLE_NOT_PUBLIC
 import pl.szczodrzynski.edziennik.data.api.Regexes.EDUDZIENNIK_SUBJECT_ID
+import pl.szczodrzynski.edziennik.data.api.Regexes.EDUDZIENNIK_TEACHER_ID
 import pl.szczodrzynski.edziennik.data.api.edziennik.edudziennik.DataEdudziennik
 import pl.szczodrzynski.edziennik.data.api.edziennik.edudziennik.ENDPOINT_EDUDZIENNIK_WEB_TIMETABLE
 import pl.szczodrzynski.edziennik.data.api.edziennik.edudziennik.data.EdudziennikWeb
@@ -105,9 +106,10 @@ class EdudziennikWebTimetable(override val data: DataEdudziennik,
 
                         val teacherId = if (info.size >= 2) {
                             val teacherElement = info[1].child(0)
+                            val teacherLongId = EDUDZIENNIK_TEACHER_ID.find(teacherElement.attr("href"))?.get(1)
                             val teacherName = teacherElement.text().trim()
                             teacherName.splitName()?.let { (teacherLastName, teacherFirstName) ->
-                                data.getTeacher(teacherFirstName, teacherLastName)
+                                data.getTeacher(teacherFirstName, teacherLastName, teacherLongId)
                             }?.id ?: -1
                         } else -1