diff --git a/tools/gen/impl_template b/tools/gen/impl_template
index 61f643598..e88a13fdd 100644
--- a/tools/gen/impl_template
+++ b/tools/gen/impl_template
@@ -9,6 +9,9 @@
 #include <ccan/tal/str/str.h>
 #include <common/utils.h>
 #include <stdio.h>
+% for i in includes:
+${i}
+% endfor
 
 #ifndef SUPERVERBOSE
 #define SUPERVERBOSE(...)
diff --git a/tools/gen/print_impl_template b/tools/gen/print_impl_template
index 9ee825b83..100e02ac1 100644
--- a/tools/gen/print_impl_template
+++ b/tools/gen/print_impl_template
@@ -8,6 +8,9 @@
 #include <common/utils.h>
 #include <inttypes.h>
 #include <stdio.h>
+% for i in includes:
+${i}
+% endfor
 
 % if enum_sets:
 void print${options.enum_name}_message(const u8 *msg)