diff --git a/BLcourse2.3/01_one_dim.ipynb b/BLcourse2.3/01_one_dim.ipynb
index f5208de38e0c4b0cc1a1ed052d6d9393a318aa04..896932037c6a6e7d5e4df952f404e7eed261c254 100644
--- a/BLcourse2.3/01_one_dim.ipynb
+++ b/BLcourse2.3/01_one_dim.ipynb
@@ -40,8 +40,8 @@
    "outputs": [],
    "source": [
     "##%matplotlib notebook\n",
-    "##%matplotlib widget\n",
-    "%matplotlib inline"
+    "%matplotlib widget\n",
+    "##%matplotlib inline"
    ]
   },
   {
diff --git a/BLcourse2.3/01_one_dim.py b/BLcourse2.3/01_one_dim.py
index e9e55f233fc306eb2da38ca98ce710d5a359daa0..b1e29e7d8297b3afc726ba786336ef57f99dc4a2 100644
--- a/BLcourse2.3/01_one_dim.py
+++ b/BLcourse2.3/01_one_dim.py
@@ -34,8 +34,8 @@
 # # Imports, helpers, setup
 
 # ##%matplotlib notebook
-# ##%matplotlib widget
-# %matplotlib inline
+# %matplotlib widget
+# ##%matplotlib inline
 
 # +
 import math
diff --git a/BLcourse2.3/02_two_dim.ipynb b/BLcourse2.3/02_two_dim.ipynb
index a87daa957597ef0730b108251a6f5c459c7c8eec..403c6d74f7517e297d3732edea044cf2185081f9 100644
--- a/BLcourse2.3/02_two_dim.ipynb
+++ b/BLcourse2.3/02_two_dim.ipynb
@@ -7,8 +7,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "%matplotlib notebook\n",
-    "##%matplotlib widget\n",
+    "##%matplotlib notebook\n",
+    "%matplotlib widget\n",
     "##%matplotlib inline"
    ]
   },
diff --git a/BLcourse2.3/02_two_dim.py b/BLcourse2.3/02_two_dim.py
index b7ee2273a279ef69e86f6d47fb1ac71d4fb13f97..d13e54509eaf71971e2a5b75d642eabafda8c37f 100644
--- a/BLcourse2.3/02_two_dim.py
+++ b/BLcourse2.3/02_two_dim.py
@@ -14,8 +14,8 @@
 # ---
 
 # +
-# %matplotlib notebook
-# ##%matplotlib widget
+# ##%matplotlib notebook
+# %matplotlib widget
 # ##%matplotlib inline
 # -