diff --git a/netlify.toml b/netlify.toml
index 7e89d01bec..bda75e3bcf 100644
--- a/netlify.toml
+++ b/netlify.toml
@@ -2,8 +2,8 @@
 # unless otherwise overridden by more specific contexts.
 [build.environment]
   PYTHON_VERSION = "3.8" # netlify currently only support 2.7 and 3.8
-  HUGO_VERSION = "0.124.1"
-  DART_SASS_VERSION = "1.71.1"
+  HUGO_VERSION = "0.125.4"
+  DART_SASS_VERSION = "1.75.0"
   DART_SASS_URL = "https://github.com/sass/dart-sass/releases/download/"
 
 [build]
diff --git a/themes/scientific-python-hugo-theme b/themes/scientific-python-hugo-theme
index 7c819e3983..6c111e2d4b 160000
--- a/themes/scientific-python-hugo-theme
+++ b/themes/scientific-python-hugo-theme
@@ -1 +1 @@
-Subproject commit 7c819e3983779872f2ad382613570294441e7cc9
+Subproject commit 6c111e2d4bf270a86b32d0c853bf9d35f4bca355