Index: head/Mk/bsd.licenses.db.mk
===================================================================
--- head/Mk/bsd.licenses.db.mk
+++ head/Mk/bsd.licenses.db.mk
@@ -42,7 +42,7 @@
 #
 
 _LICENSE_LIST= 	BSL CDDL CPAL-1.0 ClArtistic EPL GFDL GMGPL \
-				ISCL MIT MPL NCSA OFL10 OFL11 OWL OpenSSL PD PSFL PostgreSQL \
+				ISCL MIT NCSA OFL10 OFL11 OWL OpenSSL PD PSFL PostgreSQL \
 				RUBY UNLICENSE WTFPL1 WTFPL ZLIB ZPL21
 
 # GNU family
@@ -74,6 +74,9 @@
 				CC-BY-NC-SA-1.0 CC-BY-NC-SA-2.0 CC-BY-NC-SA-2.5 CC-BY-NC-SA-3.0 CC-BY-NC-SA-4.0 \
 				CC-BY-SA-1.0 CC-BY-SA-2.0 CC-BY-SA-2.5 CC-BY-SA-3.0 CC-BY-SA-4.0
 
+# MPL family
+_LICENSE_LIST+= MPL MPL10 MPL11 MPL20
+
 # Others
 _LICENSE_LIST+= NONE
 
@@ -350,6 +353,15 @@
 
 _LICENSE_NAME_MPL=	Mozilla Public License
 _LICENSE_GROUPS_MPL=	FSF OSI
+
+_LICENSE_NAME_MPL10=	Mozilla Public License version 1.0
+_LICENSE_GROUPS_MPL10=	FSF OSI
+
+_LICENSE_NAME_MPL11=	Mozilla Public License version 1.1
+_LICENSE_GROUPS_MPL11=	FSF OSI
+
+_LICENSE_NAME_MPL20=	Mozilla Public License version 2.0
+_LICENSE_GROUPS_MPL20=	FSF OSI
 
 _LICENSE_NAME_NCSA=	University of Illinois/NCSA Open Source License
 _LICENSE_GROUPS_NCSA=	COPYFREE FSF GPL OSI
Index: head/Mk/bsd.sanity.mk
===================================================================
--- head/Mk/bsd.sanity.mk
+++ head/Mk/bsd.sanity.mk
@@ -112,6 +112,9 @@
 .if ${LICENSE:MBSD}
 DEV_WARNING+=	"LICENSE must not contain BSD, instead use BSD[234]CLAUSE"
 .endif
+.if ${LICENSE:MMPL}
+DEV_WARNING+=	"LICENSE must not contain MPL, instead use MPL[10|11|20]"
+.endif
 .else
 DEV_WARNING+=	"Please set LICENSE for this port"
 .endif