diff --git a/gerrit-plugin-api/BUCK b/gerrit-plugin-api/BUCK
index 231957c02b..c18e497d2c 100644
--- a/gerrit-plugin-api/BUCK
+++ b/gerrit-plugin-api/BUCK
@@ -29,6 +29,7 @@ java_library(
     '//gerrit-reviewdb:server',
     '//lib:args4j',
     '//lib:blame-cache',
+    '//lib:gson',
     '//lib:guava',
     '//lib:gwtorm',
     '//lib:jsch',