diff --git a/build.gradle b/build.gradle
index 119e719..13cacf1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -25,7 +25,7 @@ ext {
 dependencies {
     implementation "io.github.eisop:checker:$eisopVersion"
     implementation "io.github.eisop:checker-qual:$eisopVersion"
-    implementation 'org.eclipse.lsp4j:org.eclipse.lsp4j:0.24.0'
+    implementation 'org.eclipse.lsp4j:org.eclipse.lsp4j:1.0.0'
     implementation 'com.google.code.gson:gson:2.13.2'
     implementation 'commons-cli:commons-cli:1.11.0'
     implementation 'com.google.guava:guava:33.5.0-jre'