diff --git a/opm/core/pressure/msmfem/dfs.c b/opm/core/pressure/msmfem/dfs.c
index 3debd0e2..f68e8261 100644
--- a/opm/core/pressure/msmfem/dfs.c
+++ b/opm/core/pressure/msmfem/dfs.c
@@ -20,7 +20,7 @@
 
 #include <assert.h>
 
-#include "dfs.h"
+#include <opm/core/pressure/msmfem/dfs.h>
 
 /* 
  * Assign color (nonnegative number) to each connected component of graph 
diff --git a/opm/core/pressure/msmfem/hash_set.c b/opm/core/pressure/msmfem/hash_set.c
index a8737323..37dd0c52 100644
--- a/opm/core/pressure/msmfem/hash_set.c
+++ b/opm/core/pressure/msmfem/hash_set.c
@@ -23,7 +23,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "hash_set.h"
+#include <opm/core/pressure/msmfem/hash_set.h>
 
 /* ======================================================================
  * Macros
diff --git a/opm/core/pressure/msmfem/partition.c b/opm/core/pressure/msmfem/partition.c
index a2eba629..7981ee7b 100644
--- a/opm/core/pressure/msmfem/partition.c
+++ b/opm/core/pressure/msmfem/partition.c
@@ -22,8 +22,8 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "dfs.h"
-#include "partition.h"
+#include <opm/core/pressure/msmfem/dfs.h>
+#include <opm/core/pressure/msmfem/partition.h>
 
 
 #define MAX(a,b) (((a) > (b)) ? (a) : (b))