diff --git a/docs/requirements.txt b/docs/requirements.txt
index f65f760ce..19712af78 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -12,8 +12,8 @@ sphinxcontrib-bibtex<2.0.0
 sphinxcontrib-yt
 
 # Package required to convert svg for pdf builder
-#sphinxcontrib-svg2pdfconverter
-sphinx-ext-imgconverter
+sphinxcontrib-svg2pdfconverter
+#sphinx-ext-imgconverter
 
 #Work-around bug "AttributeError: 'Values' object has no attribute 'character_level_inline_markup'" with docutils 0.13.1
 #See:
diff --git a/docs/source/conf.py b/docs/source/conf.py
index d787f0145..f24d2df88 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -41,11 +41,11 @@ except ImportError:
 #have_sphinxcontrib_svg2pdfconverter = True
 have_sphinx_ext_imgconverter = True
 try:
-#    import sphinxcontrib.svg2pdfconverter
-    import sphinx.ext.imgconverter
+    import sphinxcontrib.svg2pdfconverter
+#    import sphinx.ext.imgconverter
 except ImportError:
-#    have_sphinxcontrib_svg2pdfconverter = False
-    have_sphinx_ext_imgconverter = False
+    have_sphinxcontrib_svg2pdfconverter = False
+#    have_sphinx_ext_imgconverter = False
 
 # -- Project information -----------------------------------------------------
 
@@ -75,8 +75,8 @@ extensions = [
     'sphinxcontrib.bibtex',
     'sphinx.ext.autosectionlabel',
     'sphinxcontrib.yt',
-#    'sphinxcontrib.svg2pdfconverter',
-    'sphinx.ext.imgconverter',
+    'sphinxcontrib.svg2pdfconverter',
+#    'sphinx.ext.imgconverter',
 ]
 
 # Add any paths that contain templates here, relative to this directory.