diff --git a/gcc/go/gofrontend/expressions.cc b/gcc/go/gofrontend/expressions.cc
index e26bf353e00..f866bdc018b 100644
--- a/gcc/go/gofrontend/expressions.cc
+++ b/gcc/go/gofrontend/expressions.cc
@@ -12,6 +12,7 @@
 #include "intl.h"
 #include "tree.h"
 #include "gimple.h"
+#include "gimplify.h"
 #include "tree-iterator.h"
 #include "convert.h"
 #include "real.h"
diff --git a/gcc/go/gofrontend/gogo-tree.cc b/gcc/go/gofrontend/gogo-tree.cc
index 3793b839b55..12a0889397d 100644
--- a/gcc/go/gofrontend/gogo-tree.cc
+++ b/gcc/go/gofrontend/gogo-tree.cc
@@ -9,6 +9,7 @@
 #include "toplev.h"
 #include "tree.h"
 #include "gimple.h"
+#include "gimplify.h"
 #include "tree-iterator.h"
 #include "cgraph.h"
 #include "langhooks.h"
diff --git a/gcc/go/gofrontend/types.cc b/gcc/go/gofrontend/types.cc
index 551e97a7b6d..7451a7bcff6 100644
--- a/gcc/go/gofrontend/types.cc
+++ b/gcc/go/gofrontend/types.cc
@@ -10,6 +10,7 @@
 #include "intl.h"
 #include "tree.h"
 #include "gimple.h"
+#include "gimplify.h"
 #include "real.h"
 #include "convert.h"