diff --git a/slicetimer.cc b/slicetimer.cc
index d8c11ed69d0dfeae33bafe06ff4ae2e47108c044..6f97104e8e81fca6144a318b8cd25d23e443c72d 100644
--- a/slicetimer.cc
+++ b/slicetimer.cc
@@ -17,8 +17,8 @@
 #include <vector>
 
 #include "miscmaths/optimise.h"
-#include "newmatap.h"
-#include "newmatio.h"
+#include "armawrap/newmat.h"
+#include "armawrap/newmat.h"
 #include "newimage/newimageall.h"
 #include "utils/options.h"
 #include "miscmaths/kernel.h"