CI test
diff --git a/build.gradle.kts b/build.gradle.kts
index 6d0a6ed..f513052 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -826,6 +826,7 @@
         dependsOn(":compiler:fir:analysis-tests:test")
         dependsOn(":compiler:fir:analysis-tests:legacy-fir-tests:test")
         dependsOn(":compiler:fir:fir2ir:aggregateTests")
+        dependsOn(":compiler:ir.backend.common:test")
     }
 
     register("nightlyFirCompilerTest") {
diff --git a/compiler/ir/backend.common/test/org/jetbrains/kotlin/backend/common/IrValidatorTest.kt b/compiler/ir/backend.common/test/org/jetbrains/kotlin/backend/common/IrValidatorTest.kt
index 3799903..12ea511 100644
--- a/compiler/ir/backend.common/test/org/jetbrains/kotlin/backend/common/IrValidatorTest.kt
+++ b/compiler/ir/backend.common/test/org/jetbrains/kotlin/backend/common/IrValidatorTest.kt
@@ -158,7 +158,7 @@
             buildInvalidIrTreeWithLocations(),
             listOf(
                 Message(
-                    WARNING,
+                    ERROR,
                     "[IR VALIDATION] IrValidatorTest: unexpected type: expected <uninitialized parent>.Unit, got <uninitialized parent>.Any\n" +
                             "CALL 'public final fun foo (): <uninitialized parent>.Unit declared in org.sample' type=<uninitialized parent>.Any origin=null",
                     CompilerMessageLocation.create("test.kt", 1, 7, null),