diff --git a/plugin/cpanminus/src/main/java/com/perl5/lang/perl/cpanminus/adapter/CpanminusAdapter.java b/plugin/cpanminus/src/main/java/com/perl5/lang/perl/cpanminus/adapter/CpanminusAdapter.java
index 0c6da62f20..8661d1baf4 100644
--- a/plugin/cpanminus/src/main/java/com/perl5/lang/perl/cpanminus/adapter/CpanminusAdapter.java
+++ b/plugin/cpanminus/src/main/java/com/perl5/lang/perl/cpanminus/adapter/CpanminusAdapter.java
@@ -16,6 +16,7 @@
 
 package com.perl5.lang.perl.cpanminus.adapter;
 
+import com.intellij.openapi.application.ReadAction;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.projectRoots.Sdk;
 import com.intellij.openapi.util.NlsSafe;
@@ -85,7 +86,7 @@ public static boolean isAvailable(@Nullable Project project) {
   public static final class Factory implements PackageManagerAdapterFactory<CpanminusAdapter> {
     @Override
     public @Nullable CpanminusAdapter createAdapter(@NotNull Sdk sdk, @Nullable Project project) {
-      return isAvailable(project) ? new CpanminusAdapter(sdk, project) : null;
+      return ReadAction.compute(() -> isAvailable(project) ? new CpanminusAdapter(sdk, project) : null);
     }
 
     @VisibleForTesting
diff --git a/plugin/src/test/java/run/PerlRunTest.java b/plugin/src/test/java/run/PerlRunTest.java
index 44c324563f..b0d160dddb 100644
--- a/plugin/src/test/java/run/PerlRunTest.java
+++ b/plugin/src/test/java/run/PerlRunTest.java
@@ -133,7 +133,7 @@ public void testMissingPackageNotification() {
     assertNotNull(notification);
     assertEquals(PerlBundle.message("perl.missing.library.notification"), notification.getGroupId());
     assertEquals(PerlBundle.message("perl.missing.library.notification.title", "Some::Missing::Module"), notification.getTitle());
-    assertSize(2, notification.getActions());
+    assertSize(1, notification.getActions());
     assertEquals(PerlBundle.message("perl.missing.library.notification.message"), notification.getContent());
   }