diff --git a/headers/os/package/solver/Solver.h b/headers/os/package/solver/Solver.h
index bc558c9e86..3a0520879a 100644
--- a/headers/os/package/solver/Solver.h
+++ b/headers/os/package/solver/Solver.h
@@ -72,6 +72,7 @@ public:
 									bool installNotYetInstalled,
 									const BSolverPackageSpecifier** _unmatched
 										= NULL) = 0;
+	virtual	status_t			FullSync() = 0;
 	virtual	status_t			VerifyInstallation(uint32 flags = 0) = 0;
 
 			bool				HasProblems() const
diff --git a/headers/private/package/manager/PackageManager.h b/headers/private/package/manager/PackageManager.h
index a4dc0f99aa..7b7644ee40 100644
--- a/headers/private/package/manager/PackageManager.h
+++ b/headers/private/package/manager/PackageManager.h
@@ -90,6 +90,7 @@ public:
 									int packageCount);
 			void				Update(const BSolverPackageSpecifierList&
 									packages);
+			void				FullSync();
 
 			void				VerifyInstallation();
 
diff --git a/src/bin/pkgman/Jamfile b/src/bin/pkgman/Jamfile
index 3ff4b48179..d55cb50ef2 100644
--- a/src/bin/pkgman/Jamfile
+++ b/src/bin/pkgman/Jamfile
@@ -6,6 +6,7 @@ BinCommand pkgman :
 	Command.cpp
 	command_add_repo.cpp
 	command_drop_repo.cpp
+	command_full_sync.cpp
 	command_install.cpp
 	command_list_repos.cpp
 	command_update.cpp
diff --git a/src/bin/pkgman/command_full_sync.cpp b/src/bin/pkgman/command_full_sync.cpp
new file mode 100644
index 0000000000..4359b6a271
--- /dev/null
+++ b/src/bin/pkgman/command_full_sync.cpp
@@ -0,0 +1,97 @@
+/*
+ * Copyright 2013-2014, Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Ingo Weinhold <ingo_weinhold@gmx.de>
+ */
+
+
+#include <getopt.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "Command.h"
+#include "pkgman.h"
+#include "PackageManager.h"
+
+
+// TODO: internationalization!
+
+
+using namespace BPackageKit;
+using namespace BPackageKit::BPrivate;
+
+
+static const char* const kShortUsage =
+	"  %command%\n"
+	"    Synchronizes the installed packages with the repositories.\n";
+
+static const char* const kLongUsage =
+	"Usage: %program% %command%\n"
+	"Synchronizes the installed packages with the repositories. The command\n"
+	"is similar to the \"update\" command, but more aggressive. It also\n"
+	"downgrades or removes packages, if necessary.\n"
+	"\n"
+	"Options:\n"
+	"  -H, --home\n"
+	"    Synchronizes the packages in the user's home directory. Default is\n"
+	"    to synchronize the packages in the system directory.\n"
+	"  -y\n"
+	"    Non-interactive mode. Automatically confirm changes, but fail when\n"
+	"    encountering problems.\n"
+	"\n";
+
+
+DEFINE_COMMAND(FullSyncCommand, "full-sync", kShortUsage, kLongUsage,
+	kCommandCategoryPackages)
+
+
+int
+FullSyncCommand::Execute(int argc, const char* const* argv)
+{
+	BPackageInstallationLocation location
+		= B_PACKAGE_INSTALLATION_LOCATION_SYSTEM;
+	bool interactive = true;
+
+	while (true) {
+		static struct option sLongOptions[] = {
+			{ "help", no_argument, 0, 'h' },
+			{ "home", no_argument, 0, 'H' },
+			{ 0, 0, 0, 0 }
+		};
+
+		opterr = 0; // don't print errors
+		int c = getopt_long(argc, (char**)argv, "hHy", sLongOptions, NULL);
+		if (c == -1)
+			break;
+
+		switch (c) {
+			case 'h':
+				PrintUsageAndExit(false);
+				break;
+
+			case 'H':
+				location = B_PACKAGE_INSTALLATION_LOCATION_HOME;
+				break;
+
+			case 'y':
+				interactive = false;
+				break;
+
+			default:
+				PrintUsageAndExit(true);
+				break;
+		}
+	}
+
+	// no remaining arguments
+	if (optind < argc)
+		PrintUsageAndExit(true);
+
+	// perform the sync
+	PackageManager packageManager(location, interactive);
+	packageManager.FullSync();
+
+	return 0;
+}
diff --git a/src/kits/package/manager/PackageManager.cpp b/src/kits/package/manager/PackageManager.cpp
index 1c6379a5f0..95761bb777 100644
--- a/src/kits/package/manager/PackageManager.cpp
+++ b/src/kits/package/manager/PackageManager.cpp
@@ -288,6 +288,26 @@ BPackageManager::Update(const BSolverPackageSpecifierList& packages)
 }
 
 
+void
+BPackageManager::FullSync()
+{
+	Init(B_ADD_INSTALLED_REPOSITORIES | B_ADD_REMOTE_REPOSITORIES
+		| B_REFRESH_REPOSITORIES);
+
+	// solve
+	status_t error = fSolver->FullSync();
+	if (error != B_OK)
+		DIE(error, "failed to compute packages to synchronize");
+
+	_HandleProblems();
+
+	// install/uninstall packages
+	_AnalyzeResult();
+	_ConfirmChanges();
+	_ApplyPackageChanges();
+}
+
+
 void
 BPackageManager::VerifyInstallation()
 {
diff --git a/src/kits/package/solver/LibsolvSolver.cpp b/src/kits/package/solver/LibsolvSolver.cpp
index 12a4b6acae..55acea62d8 100644
--- a/src/kits/package/solver/LibsolvSolver.cpp
+++ b/src/kits/package/solver/LibsolvSolver.cpp
@@ -426,6 +426,29 @@ LibsolvSolver::Update(const BSolverPackageSpecifierList& packages,
 }
 
 
+status_t
+LibsolvSolver::FullSync()
+{
+	// add repositories to pool
+	status_t error = _AddRepositories();
+	if (error != B_OK)
+		return error;
+
+	// Init the job queue and specify that all packages shall be updated.
+	error = _InitJobQueue();
+	if (error != B_OK)
+		return error;
+
+	queue_push2(fJobs, SOLVER_SOLVABLE_ALL, 0);
+
+	// set jobs' solver mode and solve
+	_SetJobsSolverMode(SOLVER_DISTUPGRADE);
+
+	_InitSolver();
+	return _Solve();
+}
+
+
 status_t
 LibsolvSolver::VerifyInstallation(uint32 flags)
 {
diff --git a/src/kits/package/solver/LibsolvSolver.h b/src/kits/package/solver/LibsolvSolver.h
index 10e4655724..ecb6168427 100644
--- a/src/kits/package/solver/LibsolvSolver.h
+++ b/src/kits/package/solver/LibsolvSolver.h
@@ -57,6 +57,7 @@ public:
 									bool installNotYetInstalled,
 									const BSolverPackageSpecifier** _unmatched
 										= NULL);
+	virtual	status_t			FullSync();
 	virtual	status_t			VerifyInstallation(uint32 flags = 0);
 
 	virtual	int32				CountProblems() const;