diff --git a/DESCRIPTION b/DESCRIPTION
index 325a985..000deca 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -9,5 +9,5 @@ Description: This is a package gathering different functions to work with
 Suggests:
     MASS
 Depends:
-    multicore
+    parallel
 License: LGPL-3
diff --git a/OptionPricingStuff.Rproj b/OptionPricingStuff.Rproj
new file mode 100644
index 0000000..21a4da0
--- /dev/null
+++ b/OptionPricingStuff.Rproj
@@ -0,0 +1,17 @@
+Version: 1.0
+
+RestoreWorkspace: Default
+SaveWorkspace: Default
+AlwaysSaveHistory: Default
+
+EnableCodeIndexing: Yes
+UseSpacesForTab: Yes
+NumSpacesForTab: 2
+Encoding: UTF-8
+
+RnwWeave: Sweave
+LaTeX: pdfLaTeX
+
+BuildType: Package
+PackageUseDevtools: Yes
+PackageInstallArgs: --no-multiarch --with-keep.source