diff --git a/.python-version b/.python-version
new file mode 100644
index 00000000..98fccd6d
--- /dev/null
+++ b/.python-version
@@ -0,0 +1 @@
+3.8
\ No newline at end of file
diff --git a/dependencies.json b/dependencies.json
index 0d8a9927..bc6acbd5 100644
--- a/dependencies.json
+++ b/dependencies.json
@@ -1,8 +1,12 @@
 {
     "*": {
-        ">=3000": [
-            "pyyaml",
+        "<4000": [
             "pathlib",
+            "pyyaml",
+            "sublime_lib"
+        ],
+        ">=4000": [
+            "pyyaml",
             "sublime_lib"
         ]
     }