diff --git a/src/compat/pipe-internal.h b/src/compat/pipe-internal.h
new file mode 100644
index 0000000..54a5242
--- /dev/null
+++ b/src/compat/pipe-internal.h
@@ -0,0 +1,38 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright © 2015 Franklin "Snaipe" Mathieu <http://snai.pe/>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef PIPE_INTERNAL_H_
+# define PIPE_INTERNAL_H_
+
+# include "internal.h"
+# include "pipe.h"
+
+struct pipe_handle {
+#ifdef VANILLA_WIN32
+    HANDLE fhs[2];
+#else
+    int fds[2];
+#endif
+};
+
+#endif /* !PIPE_INTERNAL_H_ */
diff --git a/src/compat/pipe.c b/src/compat/pipe.c
index 02c2257..0a7e4e9 100644
--- a/src/compat/pipe.c
+++ b/src/compat/pipe.c
@@ -25,16 +25,7 @@
 #include <csptr/smalloc.h>
 
 #include "criterion/assert.h"
-#include "pipe.h"
-#include "internal.h"
-
-struct pipe_handle {
-#ifdef VANILLA_WIN32
-    HANDLE fhs[2];
-#else
-    int fds[2];
-#endif
-};
+#include "pipe-internal.h"
 
 FILE *pipe_in(s_pipe_handle *p, int do_close) {
 #ifdef VANILLA_WIN32
diff --git a/src/compat/process.c b/src/compat/process.c
index f13af29..fd03d3b 100644
--- a/src/compat/process.c
+++ b/src/compat/process.c
@@ -24,7 +24,7 @@
 #include <csptr/smalloc.h>
 #include "process.h"
 #include "internal.h"
-#include "pipe.h"
+#include "pipe-internal.h"
 
 #ifdef VANILLA_WIN32
 # define CREATE_SUSPENDED_(Filename, CmdLine, StartupInfo, Info)    \