diff --git a/ivy/Ivy.scala b/ivy/Ivy.scala
index 261706f20..1614d7cd2 100644
--- a/ivy/Ivy.scala
+++ b/ivy/Ivy.scala
@@ -64,6 +64,7 @@ final class IvySbt(val configuration: IvyConfiguration)
 		{
 			case e: ExternalIvyConfiguration => is.load(e.file)
 			case i: InlineIvyConfiguration =>
+				is.setVariable("ivy.checksums", i.checksums mkString ",")
 				i.paths.ivyHome foreach settings.setDefaultIvyUserDir
 				IvySbt.configureCache(is, i.localOnly)
 				IvySbt.setResolvers(is, i.resolvers, i.otherResolvers, i.localOnly, configuration.log)
@@ -182,6 +183,7 @@ private object IvySbt
 	val DefaultIvyConfigFilename = "ivysettings.xml"
 	val DefaultIvyFilename = "ivy.xml"
 	val DefaultMavenFilename = "pom.xml"
+	val DefaultChecksums = Seq("sha1", "md5")
 
 	def defaultIvyFile(project: File) = new File(project, DefaultIvyFilename)
 	def defaultIvyConfiguration(project: File) = new File(project, DefaultIvyConfigFilename)
diff --git a/ivy/IvyCache.scala b/ivy/IvyCache.scala
index c46d0fce7..d7c524a84 100644
--- a/ivy/IvyCache.scala
+++ b/ivy/IvyCache.scala
@@ -86,7 +86,7 @@ object IvyCache
 	{
 		val local = Resolver.defaultLocal
 		val paths = new IvyPaths(new File("."), None)
-		val conf = new InlineIvyConfiguration(paths, Seq(local), Nil, Nil, false, lock, log)
+		val conf = new InlineIvyConfiguration(paths, Seq(local), Nil, Nil, false, lock, IvySbt.DefaultChecksums, log)
 		(new IvySbt(conf), local)
 	}
 	/** Creates a default jar artifact based on the given ID.*/
diff --git a/ivy/IvyConfigurations.scala b/ivy/IvyConfigurations.scala
index cc8bbd46f..8906018f8 100644
--- a/ivy/IvyConfigurations.scala
+++ b/ivy/IvyConfigurations.scala
@@ -20,12 +20,12 @@ sealed trait IvyConfiguration
 }
 final class InlineIvyConfiguration(val paths: IvyPaths, val resolvers: Seq[Resolver], val otherResolvers: Seq[Resolver],
 	val moduleConfigurations: Seq[ModuleConfiguration], val localOnly: Boolean, val lock: Option[xsbti.GlobalLock],
-	val log: Logger) extends IvyConfiguration
+	val checksums: Seq[String], val log: Logger) extends IvyConfiguration
 {
 	type This = InlineIvyConfiguration
 	def baseDirectory = paths.baseDirectory
-	def withBase(newBase: File) = new InlineIvyConfiguration(paths.withBase(newBase), resolvers, otherResolvers, moduleConfigurations, localOnly, lock, log)
-	def changeResolvers(newResolvers: Seq[Resolver]) = new InlineIvyConfiguration(paths, newResolvers, otherResolvers, moduleConfigurations, localOnly, lock, log)
+	def withBase(newBase: File) = new InlineIvyConfiguration(paths.withBase(newBase), resolvers, otherResolvers, moduleConfigurations, localOnly, lock, checksums, log)
+	def changeResolvers(newResolvers: Seq[Resolver]) = new InlineIvyConfiguration(paths, newResolvers, otherResolvers, moduleConfigurations, localOnly, lock, checksums, log)
 }
 final class ExternalIvyConfiguration(val baseDirectory: File, val file: File, val lock: Option[xsbti.GlobalLock], val log: Logger) extends IvyConfiguration
 {
@@ -37,14 +37,14 @@ object IvyConfiguration
 {
 	/** Called to configure Ivy when inline resolvers are not specified.
 	* This will configure Ivy with an 'ivy-settings.xml' file if there is one or else use default resolvers.*/
-	def apply(paths: IvyPaths, lock: Option[xsbti.GlobalLock], localOnly: Boolean, log: Logger): IvyConfiguration =
+	def apply(paths: IvyPaths, lock: Option[xsbti.GlobalLock], localOnly: Boolean, checksums: Seq[String], log: Logger): IvyConfiguration =
 	{
 		log.debug("Autodetecting configuration.")
 		val defaultIvyConfigFile = IvySbt.defaultIvyConfiguration(paths.baseDirectory)
 		if(defaultIvyConfigFile.canRead)
 			new ExternalIvyConfiguration(paths.baseDirectory, defaultIvyConfigFile, lock, log)
 		else
-			new InlineIvyConfiguration(paths, Resolver.withDefaultResolvers(Nil), Nil, Nil, localOnly, lock, log)
+			new InlineIvyConfiguration(paths, Resolver.withDefaultResolvers(Nil), Nil, Nil, localOnly, lock, checksums, log)
 	}
 }