diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index cfec93ae4b0..7420766b910 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -168,7 +168,7 @@ poetry==1000000000.0.0
 # We want to skip the binary wheels for the 'charset-normalizer' packages.
 # They are build with mypyc, but causes issues with our wheel builder.
 # In order to do so, we need to constrain the version.
-charset-normalizer==3.4.0
+charset-normalizer==3.4.3
 
 # dacite: Ensure we have a version that is able to handle type unions for
 # NAM, Brother, and GIOS.
diff --git a/script/gen_requirements_all.py b/script/gen_requirements_all.py
index 2546c871707..9b1f00385eb 100755
--- a/script/gen_requirements_all.py
+++ b/script/gen_requirements_all.py
@@ -194,7 +194,7 @@ poetry==1000000000.0.0
 # We want to skip the binary wheels for the 'charset-normalizer' packages.
 # They are build with mypyc, but causes issues with our wheel builder.
 # In order to do so, we need to constrain the version.
-charset-normalizer==3.4.0
+charset-normalizer==3.4.3
 
 # dacite: Ensure we have a version that is able to handle type unions for
 # NAM, Brother, and GIOS.