--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,13 +43,13 @@
 ]
 
 [dependencies.html5ever]
-version = "0.27.0"
+version = "0.35.0"
 
 [dependencies.lazy_static]
 version = "1.4.0"
 
 [dependencies.markup5ever_rcdom]
-version = "0.3.0"
+version = "0.35"
 
 [dependencies.percent-encoding]
 version = "2.1.0"
@@ -58,10 +58,10 @@
 version = "1.4.2"
 
 [dev-dependencies.indoc]
-version = "1.0.3"
+version = "2"
 
 [dev-dependencies.pretty_assertions]
-version = "0.7.2"
+version = "1"
 
 [dev-dependencies.spectral]
 version = "0.6.0"
