diff --git a/java/java-analysis-impl/src/com/intellij/codeInspection/dataFlow/inliner/AssertAllInliner.java b/java/java-analysis-impl/src/com/intellij/codeInspection/dataFlow/inliner/AssertAllInliner.java
index b9a0b5744444..8912b3dcba27 100644
--- a/java/java-analysis-impl/src/com/intellij/codeInspection/dataFlow/inliner/AssertAllInliner.java
+++ b/java/java-analysis-impl/src/com/intellij/codeInspection/dataFlow/inliner/AssertAllInliner.java
@@ -54,7 +54,8 @@ public class AssertAllInliner implements CallInliner {
     builder.push(result)
            .ifConditionIs(true)
            .doThrow(throwable)
-           .end();
+           .end()
+           .pushUnknown(); // void method result
     return true;
   }
 }
diff --git a/java/java-tests/testData/inspection/dataFlow/fixture/AssertAll.java b/java/java-tests/testData/inspection/dataFlow/fixture/AssertAll.java
index 7909801be9e2..8571c9a4d00b 100644
--- a/java/java-tests/testData/inspection/dataFlow/fixture/AssertAll.java
+++ b/java/java-tests/testData/inspection/dataFlow/fixture/AssertAll.java
@@ -58,4 +58,8 @@ public class AssertAll {
               }
     );
   }
+  
+  void testEmpty() {
+    Assertions.assertAll();
+  }
 }
\ No newline at end of file