Index: math/glpk/Makefile
===================================================================
--- math/glpk/Makefile	(revision 398185)
+++ math/glpk/Makefile	(working copy)
@@ -2,8 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	glpk
-PORTVERSION=	4.52.1
-PORTREVISION=	3
+PORTVERSION=	4.55
 CATEGORIES=	math
 MASTER_SITES=	GNU
 
@@ -58,9 +57,8 @@
 DOCS2=	dfeas.pdf gomory.pdf keller.pdf scaling.pdf updating.pdf
 PORTDOCS=	${DOCS1} ${DOCS2}
 
+.if ${PORT_OPTIONS:MDOCS}
 post-install:
-	@${INSTALL_DATA} ${WRKSRC}/src/glplpx.h ${STAGEDIR}${PREFIX}/include
-.if ${PORT_OPTIONS:MDOCS}
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	@cd ${WRKSRC}/doc ; \
 	${INSTALL_DATA} ${DOCS1} ${DOCS2:S|^|notes/|} ${STAGEDIR}${DOCSDIR}
Index: math/glpk/distinfo
===================================================================
--- math/glpk/distinfo	(revision 398185)
+++ math/glpk/distinfo	(working copy)
@@ -1,2 +1,2 @@
-SHA256 (glpk-4.52.1.tar.gz) = 3231685b9ff92d30ccbb5c21ba7815b25ba59c7d1e5194e57a880dd1ebb3e95b
-SIZE (glpk-4.52.1.tar.gz) = 2812957
+SHA256 (glpk-4.55.tar.gz) = 37090d7f16796ec1034496e182a39d5cc8bb7c9fb5dc48a38b13d620bf2b1de7
+SIZE (glpk-4.55.tar.gz) = 3424345
Index: math/glpk/pkg-plist
===================================================================
--- math/glpk/pkg-plist	(revision 398185)
+++ math/glpk/pkg-plist	(working copy)
@@ -1,7 +1,6 @@
 bin/glpsol
 include/glpk.h
-include/glplpx.h
 lib/libglpk.a
 lib/libglpk.so
 lib/libglpk.so.36
-lib/libglpk.so.36.0.1
+lib/libglpk.so.36.1.2