diff --git a/unittest/examples/no_plan.t.c b/unittest/examples/no_plan.t.c
index 67029c7962f..98e4d06def6 100644
--- a/unittest/examples/no_plan.t.c
+++ b/unittest/examples/no_plan.t.c
@@ -1,4 +1,6 @@
 
+#include "my_config.h"
+
 #include <stdlib.h>
 #include <tap.h>
 
diff --git a/unittest/examples/skip_all.t.c b/unittest/examples/skip_all.t.c
index bbde6b63f1c..19b8c1fddaf 100644
--- a/unittest/examples/skip_all.t.c
+++ b/unittest/examples/skip_all.t.c
@@ -1,4 +1,6 @@
 
+#include "my_config.h"
+
 #include <stdlib.h>
 #include <tap.h>
 
diff --git a/unittest/examples/todo.t.c b/unittest/examples/todo.t.c
index 13a0c950b54..82601bee41c 100644
--- a/unittest/examples/todo.t.c
+++ b/unittest/examples/todo.t.c
@@ -1,4 +1,6 @@
 
+#include "my_config.h"
+
 #include <stdlib.h>
 #include <tap.h>
 
diff --git a/unittest/mytap/t/basic.t.c b/unittest/mytap/t/basic.t.c
index eb820d6c651..95a77755347 100644
--- a/unittest/mytap/t/basic.t.c
+++ b/unittest/mytap/t/basic.t.c
@@ -1,4 +1,6 @@
 
+#include "my_config.h"
+
 #include <stdlib.h>
 #include <tap.h>