diff --git a/deploy-guide/source/conf.py b/deploy-guide/source/conf.py
index 513b39a17d..10d73ce6f3 100644
--- a/deploy-guide/source/conf.py
+++ b/deploy-guide/source/conf.py
@@ -96,7 +96,6 @@
 extensions = [
     'openstackdocstheme',
     'sphinx.ext.autodoc',
-    'sphinxmark',
     'sphinx.ext.extlinks'
 ]
 
@@ -325,12 +324,4 @@
 pdf_documents = [
     (master_doc, target_name,
      title, author)
-]
-
-# -- Options for sphinxmark -----------------------------------------------
-sphinxmark_enable = True
-sphinxmark_div = 'docs-body'
-sphinxmark_image = 'text'
-sphinxmark_text = watermark
-sphinxmark_text_color = (128, 128, 128)
-sphinxmark_text_size = 70
+]
\ No newline at end of file
diff --git a/doc/requirements.txt b/doc/requirements.txt
index 5a7d3520ab..f9ca1f3b3d 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -6,6 +6,5 @@
 sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
 openstackdocstheme>=1.29.2 # Apache-2.0
 reno>=2.5.0 # Apache-2.0
-sphinxmark>=0.1.14 # Apache-2.0
 doc8>=0.6.0 # Apache-2.0
 bashate>=0.5.1 # Apache-2.0
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 376d95d22c..bc83f98eb2 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -110,8 +110,7 @@
 extensions = [
     'openstackdocstheme',
     'sphinx.ext.autodoc',
-    'sphinx.ext.extlinks',
-    'sphinxmark'
+    'sphinx.ext.extlinks'
 ]
 
 # Add any paths that contain templates here, relative to this directory.
@@ -348,11 +347,4 @@
      title, author)
 ]
 
-# -- Options for sphinxmark -----------------------------------------------
-sphinxmark_enable = True
-sphinxmark_div = 'docs-body'
-sphinxmark_image = 'text'
-sphinxmark_text = watermark
-sphinxmark_text_color = (128, 128, 128)
-sphinxmark_text_size = 70
 locale_dirs = ['locale/']