diff --git a/package/mii-diag/mii-diag.mk b/package/mii-diag/mii-diag.mk
index 702e5a2d5..a4ad4744c 100644
--- a/package/mii-diag/mii-diag.mk
+++ b/package/mii-diag/mii-diag.mk
@@ -7,6 +7,8 @@ MII_DIAG_VERSION = 2.11
 MII_DIAG_SOURCE  = mii-diag_$(MII_DIAG_VERSION).orig.tar.gz
 MII_DIAG_PATCH   = mii-diag_$(MII_DIAG_VERSION)-3.diff.gz
 MII_DIAG_SITE    = $(BR2_DEBIAN_MIRROR)/debian/pool/main/m/mii-diag
+MII_DIAG_LICENSE = GPL # No version specified
+MII_DIAG_LICENSE_FILES = mii-diag.c
 
 MII_DIAG_MAKE_OPT = $(TARGET_CONFIGURE_OPTS)