diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTQualifiedName.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTQualifiedName.java
index a1181be180f..7d26fc5f33a 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTQualifiedName.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTQualifiedName.java
@@ -39,6 +39,7 @@ import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTNameSpecifier;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTOperatorName;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTQualifiedName;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTTemplateId;
+import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTUsingDeclaration;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassScope;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPConstructor;
@@ -336,6 +337,11 @@ public class CPPASTQualifiedName extends CPPASTNameBase
 			&& ((IASTUnaryExpression) getParent().getParent()).getOperator() == IASTUnaryExpression.op_amper;
 	}
 	
+	// Are we inside a using-declaration?
+	private boolean inUsingDecl() {
+		return getParent() instanceof ICPPASTUsingDeclaration;
+	}
+	
 	private boolean canBeFieldAccess(ICPPClassType baseClass) {
 		IASTNode parent= getParent();
 		if (parent instanceof IASTFieldReference) {
@@ -390,7 +396,7 @@ public class CPPASTQualifiedName extends CPPASTNameBase
 	private List<IBinding> filterClassScopeBindings(ICPPClassType classType, IBinding[] bindings,
 			final boolean isDeclaration) {
 		List<IBinding> filtered = new ArrayList<IBinding>();
-		final boolean allowNonstatic = canBeFieldAccess(classType) || isAddressOf();
+		final boolean allowNonstatic = canBeFieldAccess(classType) || isAddressOf() || inUsingDecl();
 		final IBinding templateDefinition = (classType instanceof ICPPTemplateInstance)
 				? ((ICPPTemplateInstance) classType).getTemplateDefinition() : null;
 
diff --git a/core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/text/contentassist2/CompletionTests.java b/core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/text/contentassist2/CompletionTests.java
index 14fc6373c87..f72a07ab10f 100644
--- a/core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/text/contentassist2/CompletionTests.java
+++ b/core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/text/contentassist2/CompletionTests.java
@@ -1364,6 +1364,23 @@ public class CompletionTests extends CompletionTestBase {
 		assertCompletionResults(fCursorOffset, expected, REPLACEMENT);
 	}
 	
+	//	class Base {
+	//	private:
+	//	    void priv();
+	//	protected:
+	//	    void prot();
+	//	public:
+	//	    void publ();
+	//	};
+	//	class Derived : Base {
+	//	    using Base::/*cursor*/
+	//	};
+	public void testUsingDeclarationInClass_511048() throws Exception {
+		final String[] expected = { "prot(void)", "publ(void)" };
+		assertCompletionResults(fCursorOffset, expected, ID);
+	}
+	
+	
 	//	template <typen/*cursor*/
 	public void testTemplateDeclaration_397288() throws Exception {
 		final String[] expected= { "typename" };