diff --git a/spellchecker/src/com/intellij/spellchecker/grazie/async/WordListLoader.kt b/spellchecker/src/com/intellij/spellchecker/grazie/async/WordListLoader.kt
index b7171ae2fea5..ce0d2bef0696 100644
--- a/spellchecker/src/com/intellij/spellchecker/grazie/async/WordListLoader.kt
+++ b/spellchecker/src/com/intellij/spellchecker/grazie/async/WordListLoader.kt
@@ -6,18 +6,15 @@ import com.intellij.openapi.application.ApplicationManager
 import com.intellij.openapi.application.EDT
 import com.intellij.openapi.diagnostic.debug
 import com.intellij.openapi.diagnostic.logger
-import com.intellij.openapi.progress.blockingContext
 import com.intellij.openapi.progress.ProgressManager
+import com.intellij.openapi.progress.blockingContext
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.startup.StartupManager
 import com.intellij.spellchecker.dictionary.Loader
 import com.intellij.spellchecker.grazie.dictionary.SimpleWordList
 import com.intellij.util.containers.CollectionFactory
 import com.intellij.util.containers.ContainerUtil
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
+import kotlinx.coroutines.*
 import java.util.concurrent.atomic.AtomicBoolean
 
 private val LOG = logger<WordListLoader>()
@@ -49,13 +46,21 @@ internal class WordListLoader(private val project: Project, private val coroutin
 
       coroutineScope.launch {
         LOG.debug("${loader} loaded!")
-        consumer(loader.name, SimpleWordList(readAll(loader)))
+
+        val list = blockingContext { // makes checkCanceled() work inside constructor
+          SimpleWordList(readAll(loader))
+        }
+        consumer(loader.name, list)
 
         while (listsToLoad.isNotEmpty()) {
-          ProgressManager.checkCanceled()
+          ensureActive() // checkCanceled does not work in a coroutine
+          // ProgressManager.checkCanceled()
           val (curLoader, currentConsumer) = listsToLoad.removeAt(0)
           LOG.debug("${curLoader.name} loaded!")
-          currentConsumer(curLoader.name, SimpleWordList(readAll(curLoader)))
+          val simpleWordList = blockingContext { // makes checkCanceled() work inside constructor
+            SimpleWordList(readAll(curLoader))
+          }
+          currentConsumer(curLoader.name, simpleWordList)
         }
 
         LOG.debug("Loading finished, restarting daemon...")