diff --git a/utils/deploy_tool/main.cpp b/utils/deploy_tool/main.cpp
index 67943492..54337eb2 100644
--- a/utils/deploy_tool/main.cpp
+++ b/utils/deploy_tool/main.cpp
@@ -510,6 +510,9 @@ int main(int argc, char * argv[]) {
 	if (!out_dir.endsWith("/")) out_dir += "/";
 	if (ldd.isEmpty()) ldd = "/usr/bin/ldd";
 
+	out_dir.replaceAll("//", "/");
+	out_plugins_dir.replaceAll("//", "/");
+
 	for (int i = 0; ; ++i) {
 		if (qt_deps[i].lib.isEmpty()) break;
 		qt_deps[i].plugins.forEach([&](const PIString & p){qt_filters[p] = PIStringList("*");});