diff --git a/src/engine/QueryCore.c b/src/engine/QueryCore.c
index 2e91cdfb70..a5d31a4184 100644
--- a/src/engine/QueryCore.c
+++ b/src/engine/QueryCore.c
@@ -6,6 +6,8 @@
 
 #include "config.h"
 
+#include <glib.h>
+
 #include "gnc-engine-util.h"
 #include "QueryCoreP.h"
 #include "QueryNew.h"
diff --git a/src/engine/QueryCore.h b/src/engine/QueryCore.h
index e1d8c61502..0aaa87b46f 100644
--- a/src/engine/QueryCore.h
+++ b/src/engine/QueryCore.h
@@ -7,12 +7,12 @@
 #ifndef GNC_QUERYCORE_H
 #define GNC_QUERYCORE_H
 
+#include <glib.h>
+
 #include "gnc-numeric.h"
 #include "date.h"
 #include "kvp_frame.h"
 
-#include <glib.h>
-
 typedef struct query_pred_data *QueryPredData_t;
 
 /* Type of Query Core Objects (String, Date, Numeric, GUID, etc. */