diff --git a/Doc/docs-requirements.txt b/Doc/docs-requirements.txt
index 998172d5d..255c126c6 100644
--- a/Doc/docs-requirements.txt
+++ b/Doc/docs-requirements.txt
@@ -1,3 +1,3 @@
-sphinx==3.0.3
-sphinx_rtd_theme == 0.4.3
-reportlab == 3.5.42
+sphinx==3.1.2
+sphinx_rtd_theme==0.5.0
+reportlab==3.5.44
diff --git a/requirements.txt b/requirements.txt
index b5be9db56..e05d32a14 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 brotli==1.0.7; platform_python_implementation != "PyPy"
 brotlipy==0.7.0; platform_python_implementation == "PyPy"
 unicodedata2==13.0.0.post2; python_version < '3.9' and platform_python_implementation != "PyPy"
-scipy==1.4.1; platform_python_implementation != "PyPy"
+scipy==1.5.1; platform_python_implementation != "PyPy"
 munkres==1.1.2; platform_python_implementation == "PyPy"
 zopfli==0.1.6
 fs==2.4.11