diff --git a/libwccl/ops/conditional.h b/libwccl/ops/conditional.h
index ef24d93759576584882dbb87c9bee16451db749a..785c1d0f7bb13886af503cdc19d8e6e3226b1e7a 100644
--- a/libwccl/ops/conditional.h
+++ b/libwccl/ops/conditional.h
@@ -1,5 +1,5 @@
-#ifndef CONDITIONAL_H
-#define CONDITIONAL_H
+#ifndef LIBWCCL_OPS_CONDITIONAL_H
+#define LIBWCCL_OPS_CONDITIONAL_H
 
 #include <boost/shared_ptr.hpp>
 #include <boost/mpl/list.hpp>
@@ -150,4 +150,4 @@ public:
 
 } /* end ns Wccl */
 
-#endif // CONDITIONAL_H
+#endif // LIBWCCL_OPS_CONDITIONAL_H
diff --git a/libwccl/ops/equals.h b/libwccl/ops/equals.h
index 537b7237b08b72b067a06da30883a88d90e40b84..74311bb739803cb2acd1f8c53a942015bec2432c 100644
--- a/libwccl/ops/equals.h
+++ b/libwccl/ops/equals.h
@@ -1,5 +1,5 @@
-#ifndef EQUALS_H
-#define EQUALS_H
+#ifndef LIBWCCL_OPS_EQUALS_H
+#define LIBWCCL_OPS_EQUALS_H
 
 #include <boost/shared_ptr.hpp>
 #include <boost/mpl/list.hpp>
@@ -168,4 +168,4 @@ protected:
 };
 } /* end ns Wccl */
 
-#endif // EQUALS_H
+#endif // LIBWCCL_OPS_EQUALS_H
diff --git a/libwccl/ops/formatters.h b/libwccl/ops/formatters.h
index 977994518e612b816a3621277534542e3229676a..cc7a089efef674f0dea45483e13116c89658291f 100644
--- a/libwccl/ops/formatters.h
+++ b/libwccl/ops/formatters.h
@@ -1,5 +1,5 @@
-#ifndef FORMATTERS_H
-#define FORMATTERS_H
+#ifndef LIBWCCL_OPS_FORMATTERS_H
+#define LIBWCCL_OPS_FORMATTERS_H
 
 #include <boost/shared_ptr.hpp>
 
@@ -74,4 +74,4 @@ struct BinaryFunctionFormatter
 } /* end ns Wccl */
 
 
-#endif // FORMATTERS_H
+#endif // LIBWCCL_OPS_FORMATTERS_H
diff --git a/libwccl/ops/intersects.h b/libwccl/ops/intersects.h
index d7ff5ad3961cbefdbb1f903ab303b78c2ebe7caa..87308f4d04bb0b8e4c80da4dea2e5ef7a9df1fe2 100644
--- a/libwccl/ops/intersects.h
+++ b/libwccl/ops/intersects.h
@@ -1,5 +1,5 @@
-#ifndef INTERSECTS_H
-#define INTERSECTS_H
+#ifndef LIBWCCL_OPS_INTERSECTS_H
+#define LIBWCCL_OPS_INTERSECTS_H
 
 #include <boost/shared_ptr.hpp>
 
@@ -53,4 +53,4 @@ protected:
 } /* end ns Wccl */
 
 
-#endif // INTERSECTS_H
+#endif // LIBWCCL_OPS_INTERSECTS_H
diff --git a/libwccl/ops/issubsetof.h b/libwccl/ops/issubsetof.h
index 46a742339fd669d7cf2d75c8875a9baac2590d17..55692a2a0b95ed38e736a7a6e927cebf1c88537e 100644
--- a/libwccl/ops/issubsetof.h
+++ b/libwccl/ops/issubsetof.h
@@ -1,5 +1,5 @@
-#ifndef ISSUBSETOF_H
-#define ISSUBSETOF_H
+#ifndef LIBWCCL_OPS_ISSUBSETOF_H
+#define LIBWCCL_OPS_ISSUBSETOF_H
 
 #include <boost/shared_ptr.hpp>
 
@@ -57,4 +57,4 @@ protected:
 } /* end ns Wccl */
 
 
-#endif // ISSUBSETOF_H
+#endif // LIBWCCL_OPS_ISSUBSETOF_H
diff --git a/libwccl/ops/setpredicate.h b/libwccl/ops/setpredicate.h
index b0f0bb40f8242f4129477a5bc6578c8baea6c1e7..5ca8c578b15069e2dbfefa4d03e293dbd9497574 100644
--- a/libwccl/ops/setpredicate.h
+++ b/libwccl/ops/setpredicate.h
@@ -1,5 +1,5 @@
-#ifndef SETPREDICATE_H
-#define SETPREDICATE_H
+#ifndef LIBWCCL_OPS_SETPREDICATE_H
+#define LIBWCCL_OPS_SETPREDICATE_H
 
 #include <boost/shared_ptr.hpp>
 #include <boost/mpl/list.hpp>
@@ -43,4 +43,4 @@ protected:
 
 } /* end ns Wccl */
 
-#endif // SETPREDICATE_H
+#endif // LIBWCCL_OPS_SETPREDICATE_H