diff --git a/dev-requirements.txt b/dev-requirements.txt
index 48c39e19f19715b95a71ec5f03d252621cadc386..314966319aeccb433f96821c0866c77080797ea6 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -4,7 +4,7 @@ bottle==0.12.19
 certifi==2021.5.30
 charset-normalizer==2.0.1
 colorama==0.4.4
-conan==1.43.0
+conan==1.48.0
 deprecation==2.0.7
 distro==1.5.0
 docutils==0.16
@@ -12,7 +12,7 @@ fasteners==0.16.3
 future==0.18.2
 idna==3.2
 imagesize==1.2.0
-Jinja2==2.11.3
+Jinja2==3.1.1
 MarkupSafe==2.0.1
 miss-hit==0.9.24
 miss-hit-core==0.9.24
diff --git a/doc/requirements.txt b/doc/requirements.txt
index edb4db0959b7158bfcdd40303b8595cb2a87dd76..23cd6d763a4cf7d08f7d927a5efbc049008dd284 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -13,8 +13,8 @@ pyparsing==2.4.7
 pytz==2021.1
 requests==2.26.0
 snowballstemmer==2.1.0
-Sphinx==4.1.0
-sphinx-rtd-theme==0.5.2
+Sphinx==4.5.0
+sphinx-rtd-theme==1.0.0
 sphinxcontrib-applehelp==1.0.2
 sphinxcontrib-devhelp==1.0.2
 sphinxcontrib-htmlhelp==2.0.0