diff --git a/utils/deploy_tool/main.cpp b/utils/deploy_tool/main.cpp
index 32419fc6..afadea02 100644
--- a/utils/deploy_tool/main.cpp
+++ b/utils/deploy_tool/main.cpp
@@ -598,8 +598,12 @@ int main(int argc, char * argv[]) {
 		input_files.forEach([&](const PIString & f){procLdd(f);});
 	piForeach (PIString & s, add_libs) {
 		if (s.isEmpty()) continue;
-		piCout << s << "->" << findLib(s);
-		procLdd(findLib(s), true);
+		PIString alib = findLib(s);
+		if (alib.isEmpty()) continue;
+		piCout << s << "->" << alib;
+		procLdd(alib, true);
+		if (!all_libs[alib])
+			all_libs << alib;
 	}
 	if (need_qt && !is_deps)
 		procQt();