diff --git a/deploy_tool/main.cpp b/deploy_tool/main.cpp
index 147a7f0..bd5df2d 100644
--- a/deploy_tool/main.cpp
+++ b/deploy_tool/main.cpp
@@ -31,9 +31,9 @@ void usage() {
 	piCout << "";
 	piCout << "Copy all dependencies of <file> to directory <out_path>";
 	piCout << "If <file> depend on QtCore library, then copy all basic Qt plugins, ";
-	piCout << "<styles> and <platform>";
+	piCout << "<styles> and <platforms>";
 	piCout << "";
-	piCout << Green << Bold << "Usage:" << Default << "\"deploy_tool [-hvfC] <-o <out_path> | --dependencies [--prefix <text>] > [-p <qt_plugins>] [-s <search_path>] [-S <styles>] [-l <ldd>] [-D <dpkg>] [-L <readelf> | -W <objdump> | -M <otool>] [-d <depth>] [-q <qtdir>] [-a <add_libs>] [-S <styles>] [-P <platforms>] <file>\"" << NewLine;
+	piCout << Green << Bold << "Usage:" << Default << "\"deploy_tool [-hvfC] [--dependencies [--prefix <text>]] [-p <qt_plugins>] [-s <search_path>] [-S <styles>] [-l <ldd>] [-D <dpkg>] [-L <readelf> | -W <objdump> | -M <otool>] [-d <depth>] [-q <qtdir>] [-a <add_libs>] [-S <styles>] [-P <platforms>] -o <out_path> <file> [<file2> ...]\"" << NewLine;
 	piCout << Green << Bold << "Details:";
 	piCout << Bold << "Debug control";
 	piCout << "-h               " << Green << "- display this message and exit";
@@ -55,11 +55,11 @@ void usage() {
 	piCout << Bold << "Output control";
 	piCout << "-o <out_path>    " << Green << "- path for libraries copy to";
 	piCout << "-p <qt_plugins>  " << Green << "- path for  Qt plugins, default \"<out_path>/plugins\"";
-	piCout << "--dependencies   " << Green << "- don`t copy, only search dependencies by <dpkg> and print them";
+	piCout << "--dependencies   " << Green << "- search dependencies by <dpkg>, print them and copy missing libraries";
 	piCout << "--prefix <text>  " << Green << "- print <text> before dependencies";
 	piCout << "";
 	piCout << Bold << "Input control";
-	piCout << "<file>           " << Green << "- executable to process";
+	piCout << "<file> ...       " << Green << "- executable to process";
 	piCout << "-S <styles>      " << Green << "- add Qt styles (e.g. \"oxygen,breeze\"), default \"\"";
 	piCout << "-P <platforms>   " << Green << "- add Qt platforms (e.g. \"win,mini\"), default by host system";
 	piCout << "-a <add_libs>    " << Green << "- additional libs, separated by \";\"";
@@ -281,7 +281,7 @@ void procQt() {
 }
 
 
-void procDpkg(const PIString & l) {
+bool procDpkg(const PIString & l) {
 	PIString vs, cmd = dpkg + " -S " + l + " 2> /dev/null";
 	FILE * fp = popen(cmd.dataAscii(), "r");
 	if (fp) {
@@ -299,8 +299,10 @@ void procDpkg(const PIString & l) {
 		vs = vs.left(vs.find(":"));
 		if (!vs.isEmpty())
 			all_deps << vs;
-	} else
-		piCout << "No dep on" << l;
+		return true;
+	}
+	//piCout << "No dep on" << l;
+	return false;
 }
 
 
@@ -327,8 +329,7 @@ int main(int argc, char * argv[]) {
 	cli.addArgument("depth", true);
 	cli.addArgument("qtdir", true);
 	cli.addArgument("add_libs", true);
-	is_deps = cli.hasArgument("dependencies");
-	if (cli.hasArgument("help") || (cli.argumentValue("output").isEmpty() && !is_deps) || (cli.optionalArguments().size_s() != 1)) {
+	if (cli.hasArgument("help") || cli.argumentValue("output").isEmpty() || (cli.optionalArguments().size_s() < 1)) {
 		usage();
 		return 0;
 	}
@@ -336,6 +337,7 @@ int main(int argc, char * argv[]) {
 
 	fake = cli.hasArgument("fake");
 	piDebug = cli.hasArgument("verbose");
+	is_deps = cli.hasArgument("dependencies");
 	PIString bin = cli.optionalArguments()[0];
 	out_dir = cli.argumentValue("output");
 	lib_dirs = cli.argumentValue("search_path").split(";");
@@ -373,7 +375,7 @@ int main(int argc, char * argv[]) {
 	if (!out_dir.endsWith("/")) out_dir += "/";
 	if (ldd.isEmpty()) ldd = "/usr/bin/ldd";
 	styles = cli.argumentValue("Styles").split(",");
-	if (!fake && !is_deps)
+	if (!fake)
 		PIDir(out_dir).make();
 	if (!cli.argumentValue("depth").isEmpty())
 		depth = cli.argumentValue("depth").toInt();
@@ -396,9 +398,10 @@ int main(int argc, char * argv[]) {
 #ifdef WINDOWS
 		l.replaceAll("/", "\\");
 #endif
+		bool need_cp = true;
 		if (is_deps)
-			procDpkg(l);
-		else {
+			need_cp = !procDpkg(l);
+		if (need_cp) {
 			piCout << "copy" << l;
 			if (!fake)
 				system(cmd_copy + "\"" + l + "\" \"" + out_dir + "\"" + cmd_suffix);