diff --git a/xml/System.Composition.Convention/PartConventionBuilder`1.xml b/xml/System.Composition.Convention/PartConventionBuilder`1.xml
index 0059a486dca..7dcab2aa012 100644
--- a/xml/System.Composition.Convention/PartConventionBuilder`1.xml
+++ b/xml/System.Composition.Convention/PartConventionBuilder`1.xml
@@ -81,7 +81,7 @@
Exports a specified property with the specified configuration.
An object that can be used to further configure the part.
- The expression must be a for accessing a property.
+ The expression must be a for accessing a property.
@@ -114,7 +114,7 @@
Exports a specified property as a specified contract type.
An object that can be used to further configure the part.
- The expression must be a for accessing a property.
+ The expression must be a for accessing a property.
@@ -207,7 +207,7 @@
Imports a specified property by using the specified configuration.
An object that can be used to further configure the part.
- The expression must be a for accessing a property.
+ The expression must be a for accessing a property.
@@ -274,7 +274,7 @@
Imports a specified property with the specified contract type and configuration.
An object that can be used to further configure the part.
- The expression must be a for accessing a property.
+ The expression must be a for accessing a property.
@@ -303,7 +303,7 @@
Selects a method to be called when composition is complete.
An object that can be used to further configure the part.
- The expression must be a method with no arguments.
+ The expression must be a method with no arguments.
@@ -332,7 +332,7 @@
Selects a constructor to be used in composition.
An object that can be used to further configure the part.
- The expression must use the operator.
+ The expression must use the operator.