diff --git a/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrorsDefaultMessages.kt b/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrorsDefaultMessages.kt
index 48114651024..0f516fb5d92 100644
--- a/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrorsDefaultMessages.kt
+++ b/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrorsDefaultMessages.kt
@@ -676,7 +676,7 @@ object FirErrorsDefaultMessages : BaseDiagnosticRendererFactory() {
         map.put(SEALED_CLASS_CONSTRUCTOR_CALL, "Sealed types cannot be instantiated")
         map.put(DATA_CLASS_WITHOUT_PARAMETERS, "Data class must have at least one primary constructor parameter")
         map.put(DATA_CLASS_VARARG_PARAMETER, "Primary constructor vararg parameters are forbidden for data classes")
-        map.put(DATA_CLASS_NOT_PROPERTY_PARAMETER, "Data class primary constructor must have only property (val / var) parameters")
+        map.put(DATA_CLASS_NOT_PROPERTY_PARAMETER, "Data class primary constructor must only have property (val / var) parameters")
 
         // Annotations
         map.put(ANNOTATION_USED_AS_ANNOTATION_ARGUMENT, "An annotation can't be used as the annotations argument")
@@ -1080,7 +1080,7 @@ object FirErrorsDefaultMessages : BaseDiagnosticRendererFactory() {
         map.put(INLINE_CLASS_CONSTRUCTOR_WRONG_PARAMETERS_SIZE, "Inline class must have exactly one primary constructor parameter") // +
         map.put(
             VALUE_CLASS_CONSTRUCTOR_NOT_FINAL_READ_ONLY_PARAMETER,
-            "Value class primary constructor must have only final read-only (val) property parameter"
+            "Value class primary constructor must only have final read-only (val) property parameter"
         )
         map.put(PROPERTY_WITH_BACKING_FIELD_INSIDE_VALUE_CLASS, "Value class cannot have properties with backing fields")
         map.put(DELEGATED_PROPERTY_INSIDE_VALUE_CLASS, "Value class cannot have delegated properties")
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
index 4244237e6b1..54234e1e70f 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
+++ b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
@@ -748,7 +748,7 @@ public class DefaultErrorMessages {
         MAP.put(VALUE_CLASS_NOT_FINAL, "Value classes can be only final");
         MAP.put(ABSENCE_OF_PRIMARY_CONSTRUCTOR_FOR_VALUE_CLASS, "Primary constructor is required for value class");
         MAP.put(INLINE_CLASS_CONSTRUCTOR_WRONG_PARAMETERS_SIZE, "Inline class must have exactly one primary constructor parameter"); // +
-        MAP.put(VALUE_CLASS_CONSTRUCTOR_NOT_FINAL_READ_ONLY_PARAMETER, "Value class primary constructor must have only final read-only (val) property parameter");
+        MAP.put(VALUE_CLASS_CONSTRUCTOR_NOT_FINAL_READ_ONLY_PARAMETER, "Value class primary constructor must only have final read-only (val) property parameter");
         MAP.put(PROPERTY_WITH_BACKING_FIELD_INSIDE_VALUE_CLASS, "Value class cannot have properties with backing fields");
         MAP.put(DELEGATED_PROPERTY_INSIDE_VALUE_CLASS, "Value class cannot have delegated properties");
         MAP.put(VALUE_CLASS_HAS_INAPPLICABLE_PARAMETER_TYPE, "Value class cannot have value parameter of type ''{0}''", RENDER_TYPE);
@@ -1023,7 +1023,7 @@ public class DefaultErrorMessages {
 
         MAP.put(DATA_CLASS_WITHOUT_PARAMETERS, "Data class must have at least one primary constructor parameter");
         MAP.put(DATA_CLASS_VARARG_PARAMETER, "Primary constructor vararg parameters are forbidden for data classes");
-        MAP.put(DATA_CLASS_NOT_PROPERTY_PARAMETER, "Data class primary constructor must have only property (val / var) parameters");
+        MAP.put(DATA_CLASS_NOT_PROPERTY_PARAMETER, "Data class primary constructor must only have property (val / var) parameters");
 
         MAP.put(CATCH_PARAMETER_WITH_DEFAULT_VALUE, "Catch clause parameter may not have a default value");