diff --git a/source/app.d b/source/app.d
index 699b030..6f67a61 100644
--- a/source/app.d
+++ b/source/app.d
@@ -165,11 +165,6 @@
 						dub.install(name, new Dependency("~master"), location);
 					}
 				}
-				/*if( add_dependency ){
-					dub.loadPackageFromCwd();
-					dub.addDependency(...);
-				}
-				*/
 				break;
 			case "uninstall":
 				enforce(args.length >= 2, "Missing package name.");
diff --git a/source/dub/package_.d b/source/dub/package_.d
index dd52a4f..39d2229 100644
--- a/source/dub/package_.d
+++ b/source/dub/package_.d
@@ -237,25 +237,6 @@
 		assert(false);
 	}
 
-	/// Adds an dependency, if the package is already a dependency and it cannot be
-	/// merged with the supplied dependency, an exception will be generated.
-	void addDependency(string packageId, const Dependency dependency) {
-		/*Dependency dep = new Dependency(dependency);
-		if(packageId in m_info.dependencies) { 
-			dep = dependency.merge(m_info.dependencies[packageId]);
-			if(!dep.valid()) throw new Exception("Cannot merge with existing dependency.");
-		}
-		m_info.dependencies[packageId] = dep;*/
-		assert(false);
-	}
-
-	/// Removes a dependecy.
-	void removeDependency(string packageId) {
-		/*if (packageId in m_info.dependencies)
-			m_info.dependencies.remove(packageId);*/
-		assert(false);
-	}
-
 	bool hasDependency(string depname, string config)
 	const {
 		if (depname in m_info.buildSettings.dependencies) return true;
diff --git a/source/dub/project.d b/source/dub/project.d
index cc358c2..3afb24b 100644
--- a/source/dub/project.d
+++ b/source/dub/project.d
@@ -406,23 +406,6 @@
 		}
 	}
 
-	/// Tries to add the specified dependency.
-	/// If an existing dependencies is already current, this one is compared to
-	///	the supplied one, in order to check if these are compatible.
-	///	@return true, if the dependency was succesfully added, false if the
-	///	new dependency cannot be added because of current settings.
-	bool tryAddDependency(string packageId, const Dependency dependency) {
-		try {
-			m_main.addDependency(packageId, dependency);
-			m_main.writeJson(m_root);
-			return true;
-		}
-		catch(Exception e) {
-			logError("The dependency '%s' '%s' could not be added. Try to check the package.json of your project if this is a conflict with an existing dependency.", packageId, dependency);
-			return false;
-		}
-	}
-
 	private bool gatherMissingDependencies(PackageSupplier[] packageSuppliers, DependencyGraph graph)
 	{
 		RequestedDependency[string] missing = graph.missing();