diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/ModifiersChecker.kt b/compiler/frontend/src/org/jetbrains/kotlin/resolve/ModifiersChecker.kt
index 4dbe30e1ee8..52a6d107e88 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/ModifiersChecker.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/ModifiersChecker.kt
@@ -132,7 +132,6 @@ object ModifierCheckerCore {
         result += incompatibilityRegister(DATA_KEYWORD, SEALED_KEYWORD)
         // open is redundant to abstract & override
         result += redundantRegister(ABSTRACT_KEYWORD, OPEN_KEYWORD)
-        result += redundantRegister(OVERRIDE_KEYWORD, OPEN_KEYWORD)
         // abstract is redundant to sealed
         result += redundantRegister(SEALED_KEYWORD, ABSTRACT_KEYWORD)
 
diff --git a/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.kt b/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.kt
index 4ba647ee99c..f058005e11f 100644
--- a/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.kt
+++ b/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.kt
@@ -122,7 +122,7 @@ class IllegalModifiers7() {
 class IllegalModifiers8 {
     <!WRONG_MODIFIER_TARGET!>abstract<!>
     <!WRONG_MODIFIER_TARGET!>enum<!>
-    <!REDUNDANT_MODIFIER, WRONG_MODIFIER_TARGET, REDUNDANT_MODIFIER!>open<!>
+    <!REDUNDANT_MODIFIER, WRONG_MODIFIER_TARGET!>open<!>
     <!WRONG_MODIFIER_TARGET!>inner<!>
     <!WRONG_MODIFIER_TARGET!>annotation<!>
     <!WRONG_MODIFIER_TARGET!>override<!>
@@ -147,7 +147,7 @@ class IllegalModifiers9 {
 class IllegalModifiers10
 <!WRONG_MODIFIER_TARGET!>abstract<!>
 <!WRONG_MODIFIER_TARGET!>enum<!>
-<!REDUNDANT_MODIFIER, WRONG_MODIFIER_TARGET, REDUNDANT_MODIFIER!>open<!>
+<!REDUNDANT_MODIFIER, WRONG_MODIFIER_TARGET!>open<!>
 <!WRONG_MODIFIER_TARGET!>inner<!>
 <!WRONG_MODIFIER_TARGET!>annotation<!>
 <!WRONG_MODIFIER_TARGET!>override<!>