diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 84b232b..542e68b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: install sphinx
-        run: pip install sphinx sphinx_rtd_theme sphinxcontrib-mermaid sphinxcontrib.googleanalytics
+        run: pip install sphinx sphinx_rtd_theme sphinxcontrib-mermaid sphinxcontrib.googleanalytics sphinxcontrib-video
       
       - name: install graphviz and rclone
         run: sudo apt install graphviz rclone
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index f2caa4e..e7e6090 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -11,7 +11,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: install sphinx
-        run: pip install sphinx sphinx_rtd_theme sphinxcontrib-mermaid sphinxcontrib.googleanalytics
+        run: pip install sphinx sphinx_rtd_theme sphinxcontrib-mermaid sphinxcontrib.googleanalytics sphinxcontrib-video
 
       - name: install graphviz
         run: sudo apt install graphviz
diff --git a/en/conf.py b/en/conf.py
index 6cd37f0..59b7fa2 100644
--- a/en/conf.py
+++ b/en/conf.py
@@ -29,7 +29,7 @@
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = ["sphinx.ext.graphviz", "sphinx.ext.mathjax", "sphinxcontrib.mermaid", "sphinxcontrib.googleanalytics"]
+extensions = ["sphinx.ext.graphviz", "sphinx.ext.mathjax", "sphinxcontrib.mermaid", "sphinxcontrib.googleanalytics", "sphinxcontrib.video"]
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ["_templates"]
diff --git a/en/web-interface/billing/insert_table.gif b/en/web-interface/billing/insert_table.gif
deleted file mode 100644
index 225946a..0000000
Binary files a/en/web-interface/billing/insert_table.gif and /dev/null differ
diff --git a/en/web-interface/billing/insert_table.webm b/en/web-interface/billing/insert_table.webm
new file mode 100644
index 0000000..7a3a4ad
Binary files /dev/null and b/en/web-interface/billing/insert_table.webm differ
diff --git a/en/web-interface/billing/invoice_templates.rst b/en/web-interface/billing/invoice_templates.rst
index 2d3411a..6db25e5 100644
--- a/en/web-interface/billing/invoice_templates.rst
+++ b/en/web-interface/billing/invoice_templates.rst
@@ -112,11 +112,16 @@ INV_SRV_DATA_TABLE              Table of services related transactions
 
 
 
-.. figure:: insert_table.gif
-   :scale: 60 %
+.. video:: insert_table.webm
+   :width: 65%
    :alt: How to insert table
    
    How to insert table
+   
+
+   
+.. warning:: The first row of the table is interpreted as a header. You can't use table-level placeholders there.
+
 
 INV_ORIG_DST_TABLE and INV_ORIG_DST_SUCC_TABLE
 ==============================================