diff --git a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetListProperty.java b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetListProperty.java
index f9218b7..fe1499a 100644
--- a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetListProperty.java
+++ b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetListProperty.java
@@ -22,7 +22,7 @@
  * class implements some basic behavior that widget properties are generally
  * expected to have, namely:
  * <ul>
- * <li>Calling {@link #observe(Object)} should create the observable on the
+ * <li>Calling {@link #observe(Widget)} should create the observable on the
  * display realm of the widget, rather than the current default realm
  * <li>All <code>observe()</code> methods should return an
  * {@link ISWTObservable}
diff --git a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetValueProperty.java b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetValueProperty.java
index 395b27c..06339ff 100644
--- a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetValueProperty.java
+++ b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetValueProperty.java
@@ -28,7 +28,7 @@
  * class implements some basic behavior that widget properties are generally
  * expected to have, namely:
  * <ul>
- * <li>Calling {@link #observe(Object)} should create the observable on the
+ * <li>Calling {@link #observe(Widget)} should create the observable on the
  * display realm of the widget, rather than the current default realm
  * <li>All <code>observe()</code> methods should return an
  * {@link ISWTObservableValue}
diff --git a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerListProperty.java b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerListProperty.java
index b264274..346580d 100644
--- a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerListProperty.java
+++ b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerListProperty.java
@@ -24,7 +24,7 @@
  * class implements some basic behavior that viewer properties are generally
  * expected to have, namely:
  * <ul>
- * <li>Calling {@link #observe(Object)} should create the observable on the
+ * <li>Calling {@link #observe(Viewer)} should create the observable on the
  * display realm of the viewer's control, rather than the current default realm
  * <li>All <code>observe()</code> methods should return an
  * {@link IViewerObservableList}
diff --git a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerSetProperty.java b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerSetProperty.java
index d3440da..1ea4c52 100644
--- a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerSetProperty.java
+++ b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerSetProperty.java
@@ -24,7 +24,7 @@
  * class implements some basic behavior that viewer properties are generally
  * expected to have, namely:
  * <ul>
- * <li>Calling {@link #observe(Object)} should create the observable on the
+ * <li>Calling {@link #observe(Viewer)} should create the observable on the
  * display realm of the viewer's control, rather than the current default realm
  * <li>All <code>observe()</code> methods should return an
  * {@link IViewerObservableSet}
diff --git a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerValueProperty.java b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerValueProperty.java
index 4e4a8bd..07648c5 100644
--- a/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerValueProperty.java
+++ b/bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ViewerValueProperty.java
@@ -24,7 +24,7 @@
  * class implements some basic behavior that viewer properties are generally
  * expected to have, namely:
  * <ul>
- * <li>Calling {@link #observe(Object)} should create the observable on the
+ * <li>Calling {@link #observe(Viewer)} should create the observable on the
  * display realm of the viewer's control, rather than the current default realm
  * <li>All <code>observe()</code> methods should return an
  * {@link IViewerObservableValue}