diff --git a/src/tools/fs_shell/unistd.cpp b/src/tools/fs_shell/unistd.cpp
index 1a412a663d..db6e368dcb 100644
--- a/src/tools/fs_shell/unistd.cpp
+++ b/src/tools/fs_shell/unistd.cpp
@@ -42,6 +42,10 @@
 #	endif
 #endif
 
+#ifdef HAIKU_HOST_PLATFORM_LINUX
+#	include <stropts.h>
+#endif
+
 
 #ifndef __BEOS__
 	// Defined in libroot_build.so.