diff --git a/lib/libz/Makefile b/lib/libz/Makefile
index fe6fb298cd74..bc723afd5b21 100644
--- a/lib/libz/Makefile
+++ b/lib/libz/Makefile
@@ -66,6 +66,10 @@ test: example minigzip
 	(export LD_LIBRARY_PATH=. ; \
 		echo hello world | ./minigzip | ./minigzip -d )
 
+beforeinstall:
+	${INSTALL} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
+		${.CURDIR}/zlib.pc ${DESTDIR}${LIBDATADIR}/pkgconfig
+
 .include <bsd.lib.mk>
 
 ## XXX: clang integrated-as doesn't grok .intel_syntax directives yet
diff --git a/lib/libz/zlib.pc b/lib/libz/zlib.pc
new file mode 100644
index 000000000000..63a214f6ba7d
--- /dev/null
+++ b/lib/libz/zlib.pc
@@ -0,0 +1,14 @@
+# $FreeBSD$
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+sharedlibdir=${libdir}
+includedir=${prefix}/include
+
+Name: zlib
+Description: zlib compression library
+Version: 1.2.8
+
+Requires:
+Libs: -L${libdir} -L${sharedlibdir} -lz
+Cflags: -I${includedir}