diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 47d9702a..0354cc68 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,7 +8,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: [3.8, 3.13]
+        python-version: [3.13]
       fail-fast: false
 
     steps:
@@ -54,7 +54,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: [3.8, 3.13]
+        python-version: [3.13]
       fail-fast: false
 
     steps:
diff --git a/Release_Notes.md b/Release_Notes.md
index 2c459a9a..d27ac40f 100644
--- a/Release_Notes.md
+++ b/Release_Notes.md
@@ -1,5 +1,9 @@
 # Notes on Major Changes in Releases
 
+## Version 1.1.18
+
+* Solaar is only guaranteed to work in Python 3.13 or later.
+
 ## Version 1.1.17
 
 * Several new features have been added related to the MX Master 4