diff --git a/platform/lang-impl/src/com/intellij/openapi/editor/EditorMouseHoverPopupManager.java b/platform/lang-impl/src/com/intellij/openapi/editor/EditorMouseHoverPopupManager.java
index e9454d2c3c8e..0213964e74ec 100644
--- a/platform/lang-impl/src/com/intellij/openapi/editor/EditorMouseHoverPopupManager.java
+++ b/platform/lang-impl/src/com/intellij/openapi/editor/EditorMouseHoverPopupManager.java
@@ -492,6 +492,9 @@ public final class EditorMouseHoverPopupManager implements Disposable {
         }
         catch (IndexNotReadyException ignored) {
         }
+        catch (ProcessCanceledException e) {
+          throw e;
+        }
         catch (Exception e) {
           LOG.warn(e);
         }