diff --git a/sigil/ivy/resolver/.classpath b/sigil/ivy/resolver/.classpath
index 703cfcf..df01fbf 100644
--- a/sigil/ivy/resolver/.classpath
+++ b/sigil/ivy/resolver/.classpath
@@ -3,6 +3,6 @@
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
 	<classpathentry combineaccessrules="false" kind="src" path="/org.apache.felix.sigil.common.core"/>
-	<classpathentry kind="con" path="org.cauldron.sigil.core.classpathContainer"/>
+	<classpathentry kind="con" path="org.apache.felix.sigil.classpathContainer"/>
 	<classpathentry kind="output" path="build/classes"/>
 </classpath>
diff --git a/sigil/ivy/resolver/.project b/sigil/ivy/resolver/.project
index b6ab63d..63efc3a 100644
--- a/sigil/ivy/resolver/.project
+++ b/sigil/ivy/resolver/.project
@@ -11,13 +11,13 @@
 			</arguments>
 		</buildCommand>
 		<buildCommand>
-			<name>org.cauldron.sigil.core.newtonBuilder</name>
+			<name>org.apache.felix.sigil.eclipse.core.sigilBuilder</name>
 			<arguments>
 			</arguments>
 		</buildCommand>
 	</buildSpec>
 	<natures>
+		<nature>org.apache.felix.sigil.sigilnature</nature>
 		<nature>org.eclipse.jdt.core.javanature</nature>
-		<nature>org.cauldron.sigil.core.newtonnature</nature>
 	</natures>
 </projectDescription>