diff --git a/Meta/Lagom/CMakeLists.txt b/Meta/Lagom/CMakeLists.txt
index e744a685fd6..c3800076ebb 100644
--- a/Meta/Lagom/CMakeLists.txt
+++ b/Meta/Lagom/CMakeLists.txt
@@ -481,6 +481,7 @@ if (BUILD_TESTING)
         LibCrypto
         LibCompress
         LibCore
+        LibDiff
         LibDNS
         LibGC
         LibRegex