diff --git a/libwccl/CMakeLists.txt b/libwccl/CMakeLists.txt
index 00ed846ce422e14519469496d60f9b3a88e19aa8..86ae194ac3621e3edf7d04a42e10b359ea956774 100644
--- a/libwccl/CMakeLists.txt
+++ b/libwccl/CMakeLists.txt
@@ -19,7 +19,7 @@ SET(libwccl_STAT_SRC
 	ops/and.cpp
 	ops/or.cpp
 	ops/logicalpredicate.cpp
-    ops/nor.cpp
+	ops/nor.cpp
 	ops/predicate.cpp
 	sentencecontext.cpp
 	values/bool.cpp