diff --git a/code/LWSLoader.cpp b/code/LWSLoader.cpp
index cfd72766b..0ff3f9e10 100644
--- a/code/LWSLoader.cpp
+++ b/code/LWSLoader.cpp
@@ -464,7 +464,7 @@ std::string LWSImporter::FindLWOFile(const std::string& in)
 	std::string tmp;
 	if (in.length() > 3 && in[1] == ':'&& in[2] != '\\' && in[2] != '/')
 	{
-		tmp = in[0] + ":\\" + in.substr(2);
+		tmp = in[0] + (":\\" + in.substr(2));
 	}
 	else tmp = in;
 
@@ -480,11 +480,12 @@ std::string LWSImporter::FindLWOFile(const std::string& in)
 	// <folder>\Scenes\<hh>\<*>.lws
 	// where <hh> is optional.
 
-	std::string test = ".." + io->getOsSeparator() + tmp; 
-	if (io->Exists(test))
+	std::string test = ".." + (io->getOsSeparator() + tmp); 
+	if (io->Exists(test)) {
 		return test;
+	}
 
-	test = ".." + io->getOsSeparator() + test; 
+	test = ".." + (io->getOsSeparator() + test); 
 	if (io->Exists(test)) {
 		return test;
 	}