diff --git a/build.gradle b/build.gradle
index 041e6e0..0e5907e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -93,8 +93,8 @@ tasks.withType(JavaCompile).configureEach {
 apply plugin: 'org.checkerframework'
 
 dependencies {
-  compileOnly 'io.github.eisop:checker-qual:3.34.0-eisop1'
-  testCompileOnly 'io.github.eisop:checker-qual:3.34.0-eisop1'
+  compileOnly 'io.github.eisop:checker-qual:3.39.0-eisop1'
+  testCompileOnly 'io.github.eisop:checker-qual:3.39.0-eisop1'
   checkerFramework 'io.github.eisop:checker:3.34.0-eisop1'
 }