diff --git a/dust3d.pro b/dust3d.pro
index 064b3633..8aee27d3 100644
--- a/dust3d.pro
+++ b/dust3d.pro
@@ -4,10 +4,10 @@ DEFINES += NDEBUG
 RESOURCES += resources.qrc
 
 isEmpty(HUMAN_VERSION) {
-	HUMAN_VERSION = "1.0.0-beta.3"
+	HUMAN_VERSION = "1.0.0-beta.4"
 }
 isEmpty(VERSION) {
-	VERSION = 1.0.0.3
+	VERSION = 1.0.0.4
 }
 
 REPOSITORY_URL = "https://github.com/huxingyi/dust3d"
diff --git a/thirdparty/simpleuv/simpleuv/parametrize.cpp b/thirdparty/simpleuv/simpleuv/parametrize.cpp
index 2e01ac26..316fce48 100644
--- a/thirdparty/simpleuv/simpleuv/parametrize.cpp
+++ b/thirdparty/simpleuv/simpleuv/parametrize.cpp
@@ -55,6 +55,10 @@ bool extractResult(const std::vector<Vertex> &verticies, const Eigen::MatrixXd &
             return false;
         return true;
     };
+    if ((decltype(verticies.size()))V_uv.size() < verticies.size() * 2) {
+        qDebug() << "Invalid V_uv.size:" << V_uv.size() << "Expected:" << verticies.size() * 2;
+        return false;
+    }
     for (decltype(verticies.size()) i = 0; i < verticies.size(); i++) {
         TextureCoord coord;
         coord.uv[0] = V_uv.row(i)[0];