diff --git a/ReflexToQ3/includes/oopless-parser.hpp b/ReflexToQ3/includes/oopless-parser.hpp
index 4dcba89..dede6f9 100644
--- a/ReflexToQ3/includes/oopless-parser.hpp
+++ b/ReflexToQ3/includes/oopless-parser.hpp
@@ -118,7 +118,7 @@ using namespace std;
                             if (SECONDCH(fdata) == 'x') {
                             // this is the unidentified hex digit.
                             // out of range for stoi
-                                x.hex = strtoul(fdata.c_str(), NULL, 16);
+                                x.hex = fdata;
                                 hex = true; 
                             }
                         } else if (!hex) {
diff --git a/ReflexToQ3/includes/planes.cpp b/ReflexToQ3/includes/planes.cpp
index c586af1..87dd031 100644
--- a/ReflexToQ3/includes/planes.cpp
+++ b/ReflexToQ3/includes/planes.cpp
@@ -90,6 +90,9 @@ std::vector<TPlanePoints> GetBrushPlanes(const TBrush& _krBrush)
 		}
 		TPlanePoints PP = GetPlanePoints(Verts.data(), Verts.size());
 		PP.m_material = krFace.m_Material;
+        if (!krFace.hex.empty()) {
+            PP.m_material.append("+" + krFace.hex);
+        }
 		Planes.push_back(PP);
 	}
 
diff --git a/ReflexToQ3/includes/worldspawn.h b/ReflexToQ3/includes/worldspawn.h
index 85e767e..7ba971d 100644
--- a/ReflexToQ3/includes/worldspawn.h
+++ b/ReflexToQ3/includes/worldspawn.h
@@ -18,7 +18,7 @@ struct TFace
 	float m_fYScale;
 	float m_fRotation;
 	std::vector<int> m_Indices;
-    unsigned long hex;
+    std::string hex;
 	std::string m_Material;
 };