diff --git a/.github/fluent_linter_requirements.txt b/.github/fluent_linter_requirements.txt
index 5f8b68c5b..564666d96 100644
--- a/.github/fluent_linter_requirements.txt
+++ b/.github/fluent_linter_requirements.txt
@@ -1 +1,7 @@
-moz-fluent-linter==0.4.*
+# The requirements below can be regenerated with the following one-liner:
+# `python3 -m venv venv; source venv/bin/activate; pip install -q moz-fluent-linter; pip freeze; deactivate; rm -rf venv`
+fluent.syntax==0.19.0
+moz-fluent-linter==0.4.10
+PyYAML==6.0.3
+six==1.17.0
+typing_extensions==4.16.0
diff --git a/.github/font_tests_requirements.txt b/.github/font_tests_requirements.txt
index e8ce6dfc4..e11be43ea 100644
--- a/.github/font_tests_requirements.txt
+++ b/.github/font_tests_requirements.txt
@@ -1 +1,3 @@
-fonttools==4.*
+# The requirements below can be regenerated with the following one-liner:
+# `python3 -m venv venv; source venv/bin/activate; pip install -q fonttools; pip freeze; deactivate; rm -rf venv`
+fonttools==4.63.0