diff --git a/src/system/kernel/lib/Jamfile b/src/system/kernel/lib/Jamfile
index 0d5f7ffcd6..b9f80d4c4e 100644
--- a/src/system/kernel/lib/Jamfile
+++ b/src/system/kernel/lib/Jamfile
@@ -52,6 +52,7 @@ local muslSources =
 	;
 
 SourceHdrs $(muslSources) :
+	[ FDirName $(posixSources) musl include ]
 	[ FDirName $(posixSources) musl internal ]
 	[ FDirName $(posixSources) musl arch $(TARGET_KERNEL_ARCH_DIR) ] ;