diff --git a/pom.xml b/pom.xml
index a0b8470..ef7cbdb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -51,7 +51,7 @@
             <dependency>
                 <groupId>org.checkerframework</groupId>
                 <artifactId>checker-qual</artifactId>
-                <version>3.39.0</version>
+                <version>3.40.0</version>
             </dependency>
 
             <!-- test libraries -->