diff --git a/tutorial/1.1.STREAM_scRNA-seq (on 2D plane).ipynb b/tutorial/1.1.STREAM_scRNA-seq (on 2D plane).ipynb
index 24174d6..cd4e115 100755
--- a/tutorial/1.1.STREAM_scRNA-seq (on 2D plane).ipynb	
+++ b/tutorial/1.1.STREAM_scRNA-seq (on 2D plane).ipynb	
@@ -48,7 +48,7 @@
     {
      "data": {
       "text/plain": [
-       "'0.4.0'"
+       "'0.4.1'"
       ]
      },
      "execution_count": 3,
diff --git a/tutorial/1.2.STREAM_scRNA-seq (in 3D space).ipynb b/tutorial/1.2.STREAM_scRNA-seq (in 3D space).ipynb
index 0d95f0b..85c8166 100755
--- a/tutorial/1.2.STREAM_scRNA-seq (in 3D space).ipynb	
+++ b/tutorial/1.2.STREAM_scRNA-seq (in 3D space).ipynb	
@@ -41,7 +41,7 @@
     {
      "data": {
       "text/plain": [
-       "'0.4.0'"
+       "'0.4.1'"
       ]
      },
      "execution_count": 3,