diff --git a/build.gradle b/build.gradle
index 325f777..c8fbfa3 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,7 +15,7 @@ configurations {
 }
 
 ext.versions = [
-    checkerFramework: "3.42.0",
+    checkerFramework: "3.43.0",
 ]