diff --git a/src/services/services.ts b/src/services/services.ts
index 84e5e7fefa5..d56c2c29639 100644
--- a/src/services/services.ts
+++ b/src/services/services.ts
@@ -3903,7 +3903,8 @@ module ts {
                 }
 
                 // if this symbol is visible from its parent container, e.g. exported, then bail out
-                if (symbol.parent) {
+                // if symbol correspond to the union property - bail out
+                if (symbol.parent || (symbol.getFlags() & SymbolFlags.UnionProperty)) {
                     return undefined;
                 }
 
diff --git a/tests/cases/fourslash/scopeOfUnionProperties.ts b/tests/cases/fourslash/scopeOfUnionProperties.ts
new file mode 100644
index 00000000000..ec2fe3a9ac5
--- /dev/null
+++ b/tests/cases/fourslash/scopeOfUnionProperties.ts
@@ -0,0 +1,7 @@
+/// <reference path='fourslash.ts'/>
+
+////function f(s: string | number) {
+////    s.constr/*1*/uctor
+////}
+goTo.marker("1")
+verify.occurrencesAtPositionCount(1);