diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/smartcasts/DataFlowValue.kt b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/smartcasts/DataFlowValue.kt
index 5a31e30d703..e59dbe7e0dd 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/smartcasts/DataFlowValue.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/smartcasts/DataFlowValue.kt
@@ -33,10 +33,10 @@ class DataFlowValue(val id: Any?, val type: KotlinType, val kind: DataFlowValue.
         STABLE_VALUE("stable"),
         // Member value with open / custom getter
         // Smart casts are not safe
-        MEMBER_VALUE_WITH_GETTER("custom getter", "member value that has open or custom getter"),
+        PROPERTY_WITH_GETTER("custom getter", "property that has open or custom getter"),
         // Protected / public member value from another module
         // Smart casts are not safe
-        ALIEN_PUBLIC_VALUE("alien public", "public API member value declared in different module"),
+        ALIEN_PUBLIC_PROPERTY("alien public", "public API property declared in different module"),
         // Local variable not yet captured by a changing closure
         // Smart casts are safe but possible changes in loops / closures ahead must be taken into account
         PREDICTABLE_VARIABLE("predictable", "local variable that can be changed since the check in a loop"),
@@ -45,7 +45,7 @@ class DataFlowValue(val id: Any?, val type: KotlinType, val kind: DataFlowValue.
         UNPREDICTABLE_VARIABLE("unpredictable", "local variable that is captured by a changing closure"),
         // Member variable regardless of its visibility
         // Smart casts are not safe
-        MEMBER_VARIABLE("member", "member variable that can be changed from another thread"),
+        MUTABLE_PROPERTY("member", "mutable property that could have been changed by this time"),
         // Some complex expression
         // Smart casts are not safe
         OTHER("other", "complex expression");
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/smartcasts/DataFlowValueFactory.java b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/smartcasts/DataFlowValueFactory.java
index d068166541f..4a406f1c27f 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/smartcasts/DataFlowValueFactory.java
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/smartcasts/DataFlowValueFactory.java
@@ -377,13 +377,13 @@ public class DataFlowValueFactory {
     }
 
     private static Kind propertyKind(@NotNull PropertyDescriptor propertyDescriptor, @Nullable ModuleDescriptor usageModule) {
-        if (propertyDescriptor.isVar()) return MEMBER_VARIABLE;
-        if (!isFinal(propertyDescriptor)) return MEMBER_VALUE_WITH_GETTER;
-        if (!hasDefaultGetter(propertyDescriptor)) return MEMBER_VALUE_WITH_GETTER;
+        if (propertyDescriptor.isVar()) return MUTABLE_PROPERTY;
+        if (!isFinal(propertyDescriptor)) return PROPERTY_WITH_GETTER;
+        if (!hasDefaultGetter(propertyDescriptor)) return PROPERTY_WITH_GETTER;
         if (!invisibleFromOtherModules(propertyDescriptor)) {
             ModuleDescriptor declarationModule = DescriptorUtils.getContainingModule(propertyDescriptor);
             if (usageModule == null || !usageModule.equals(declarationModule)) {
-                return ALIEN_PUBLIC_VALUE;
+                return ALIEN_PUBLIC_PROPERTY;
             }
         }
         return STABLE_VALUE;
@@ -400,7 +400,7 @@ public class DataFlowValueFactory {
         }
         if (!(variableDescriptor instanceof LocalVariableDescriptor) && !(variableDescriptor instanceof ParameterDescriptor)) return OTHER;
         if (!variableDescriptor.isVar()) return STABLE_VALUE;
-        if (variableDescriptor instanceof SyntheticFieldDescriptor) return MEMBER_VARIABLE;
+        if (variableDescriptor instanceof SyntheticFieldDescriptor) return MUTABLE_PROPERTY;
 
         // Local variable classification: PREDICTABLE or UNPREDICTABLE
         PreliminaryDeclarationVisitor preliminaryVisitor =
diff --git a/idea/testData/checker/infos/SmartCasts.kt b/idea/testData/checker/infos/SmartCasts.kt
index 224a5b2b2a2..6574dd64507 100644
--- a/idea/testData/checker/infos/SmartCasts.kt
+++ b/idea/testData/checker/infos/SmartCasts.kt
@@ -228,13 +228,13 @@ class Mutable(var <info descr="This property has a backing field">x</info>: Stri
 
     fun foo(): String {
         if (x is String) {
-            return <error descr="[SMARTCAST_IMPOSSIBLE] Smart cast to 'kotlin.String' is impossible, because 'x' is a member variable that can be changed from another thread">x</error>
+            return <error descr="[SMARTCAST_IMPOSSIBLE] Smart cast to 'kotlin.String' is impossible, because 'x' is a mutable property that could have been changed by this time">x</error>
         }
         if (x != null) {
-            return <error descr="[SMARTCAST_IMPOSSIBLE] Smart cast to 'kotlin.String' is impossible, because 'x' is a member variable that can be changed from another thread">x</error>
+            return <error descr="[SMARTCAST_IMPOSSIBLE] Smart cast to 'kotlin.String' is impossible, because 'x' is a mutable property that could have been changed by this time">x</error>
         }
         if (xx is String) {
-            return <error descr="[SMARTCAST_IMPOSSIBLE] Smart cast to 'kotlin.String' is impossible, because 'xx' is a member value that has open or custom getter">xx</error>
+            return <error descr="[SMARTCAST_IMPOSSIBLE] Smart cast to 'kotlin.String' is impossible, because 'xx' is a property that has open or custom getter">xx</error>
         }
         return ""
     }
diff --git a/jps-plugin/testData/incremental/pureKotlin/valAddCustomAccessor/build.log b/jps-plugin/testData/incremental/pureKotlin/valAddCustomAccessor/build.log
index 0390b000838..71e16b9f6bb 100644
--- a/jps-plugin/testData/incremental/pureKotlin/valAddCustomAccessor/build.log
+++ b/jps-plugin/testData/incremental/pureKotlin/valAddCustomAccessor/build.log
@@ -12,4 +12,4 @@ Compiling files:
 src/usage.kt
 End of files
 COMPILATION FAILED
-Smart cast to 'kotlin.Int' is impossible, because 'a.x' is a member value that has open or custom getter
\ No newline at end of file
+Smart cast to 'kotlin.Int' is impossible, because 'a.x' is a property that has open or custom getter
\ No newline at end of file
diff --git a/jps-plugin/testData/incremental/pureKotlin/valRemoveCustomAccessor/build.log b/jps-plugin/testData/incremental/pureKotlin/valRemoveCustomAccessor/build.log
index d998319baf2..2a97dbd6a90 100644
--- a/jps-plugin/testData/incremental/pureKotlin/valRemoveCustomAccessor/build.log
+++ b/jps-plugin/testData/incremental/pureKotlin/valRemoveCustomAccessor/build.log
@@ -6,7 +6,7 @@ Compiling files:
 src/usage.kt
 End of files
 COMPILATION FAILED
-Smart cast to 'kotlin.Int' is impossible, because 'a.x' is a member value that has open or custom getter
+Smart cast to 'kotlin.Int' is impossible, because 'a.x' is a property that has open or custom getter
 
 
 Cleaning output files: