diff --git a/src/StringUtils.h b/src/StringUtils.h
index 046bde3..b3544cc 100644
--- a/src/StringUtils.h
+++ b/src/StringUtils.h
@@ -2,6 +2,7 @@
 
 #include <string>
 #include <sstream>
+#include <stdlib.h>
 
 inline std::string intToStr(int i)
 {
@@ -10,4 +11,7 @@ inline std::string intToStr(int i)
 	return stream.str();
 }
 
-
+inline bool strToBool(const std::string& str)
+{
+	return str == "true" || atoi(str.c_str()) != 0;
+}
diff --git a/src/UpdateInstaller.cpp b/src/UpdateInstaller.cpp
index d9153b4..7726cae 100644
--- a/src/UpdateInstaller.cpp
+++ b/src/UpdateInstaller.cpp
@@ -309,6 +309,28 @@ void UpdateInstaller::setObserver(UpdateObserver* observer)
 
 void UpdateInstaller::restartMainApp()
 {
-	LOG(Warn,"Restarting main app not implemented");
+	LOG(Info,"restarting main app");
+	std::string command;
+	std::list<std::string> args;
+
+	for (std::vector<UpdateScriptFile>::const_iterator iter = m_script->filesToInstall().begin();
+	     iter != m_script->filesToInstall().end();
+	     iter++)
+	{
+		if (iter->isMainBinary)
+		{
+			command = m_installDir + '/' + iter->path;
+		}
+	}
+
+	if (!command.empty())
+	{
+		LOG(Info,"Starting main application " + command);
+		ProcessUtils::runAsync(command,args);
+	}
+	else
+	{
+		LOG(Error,"No main binary specified in update script");
+	}
 }
 
diff --git a/src/UpdateScript.cpp b/src/UpdateScript.cpp
index 04c307a..49d2868 100644
--- a/src/UpdateScript.cpp
+++ b/src/UpdateScript.cpp
@@ -102,6 +102,7 @@ UpdateScriptFile UpdateScript::parseFile(const TiXmlElement* element)
 	file.package = elementText(element->FirstChildElement("package"));
 	file.permissions = atoi(elementText(element->FirstChildElement("permissions")).c_str());
 	file.linkTarget = elementText(element->FirstChildElement("target"));
+	file.isMainBinary = strToBool(elementText(element->FirstChildElement("is-main-binary")));
 	return file;
 }
 
diff --git a/src/UpdateScript.h b/src/UpdateScript.h
index c41605b..baa4537 100644
--- a/src/UpdateScript.h
+++ b/src/UpdateScript.h
@@ -31,19 +31,22 @@ class UpdateScriptFile
 	public:
 		UpdateScriptFile()
 		: permissions(0)
+		, isMainBinary(false)
 		{}
 
 		std::string path;
 		std::string package;
 		int permissions;
 		std::string linkTarget;
+		bool isMainBinary;
 
 		bool operator==(const UpdateScriptFile& other) const
 		{
 			return path == other.path &&
 			       package == other.package &&
 			       permissions == other.permissions &&
-			       linkTarget == other.linkTarget;
+			       linkTarget == other.linkTarget &&
+			       isMainBinary == other.isMainBinary;
 		}
 };
 
diff --git a/src/main.cpp b/src/main.cpp
index b77440f..3d8a068 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -78,7 +78,6 @@ void runWithUi(int argc, char** argv, UpdateInstaller* installer)
 
 	if (dialog.restartApp())
 	{
-		LOG(Info,"Restarting app after install");
 		installer->restartMainApp();
 	}
 #else
diff --git a/src/tests/file_list.xml b/src/tests/file_list.xml
index e4344fd..7b593c0 100644
--- a/src/tests/file_list.xml
+++ b/src/tests/file_list.xml
@@ -22,6 +22,7 @@
    <size>$UPDATED_APP_SIZE</size>
    <permissions>30549</permissions>
    <package>app-pkg</package>
+   <is-main-binary>true</is-main-binary>
   </file>
   <!-- Test symlink !-->
   <file>
diff --git a/src/tests/v2_file_list.xml b/src/tests/v2_file_list.xml
index 05bdb49..a47c6f6 100644
--- a/src/tests/v2_file_list.xml
+++ b/src/tests/v2_file_list.xml
@@ -30,6 +30,7 @@
 	<size>$UPDATED_APP_SIZE</size>
 	<permissions>30549</permissions>
 	<package>app-pkg</package>
+	<is-main-binary>true</is-main-binary>
 	</file>
 	<!-- Test symlink !-->
 	<file>