diff --git a/sci-visualization/gnuplot/gnuplot-5.0.1.recipe b/sci-visualization/gnuplot/gnuplot-5.0.1.recipe
index 48d7127b3..e80e30bf3 100644
--- a/sci-visualization/gnuplot/gnuplot-5.0.1.recipe
+++ b/sci-visualization/gnuplot/gnuplot-5.0.1.recipe
@@ -8,7 +8,7 @@ COPYRIGHT="1986 - 1993, 1998, 2004 Thomas Williams, Colin Kelley"
 LICENSE="Gnuplot"
 SOURCE_URI="http://downloads.sourceforge.net/gnuplot/gnuplot-$portVersion.tar.gz"
 CHECKSUM_SHA256="7cbc557e71df581ea520123fb439dea5f073adcc9010a2885dc80d4ed28b3c47"
-REVISION="4"
+REVISION="5"
 
 ARCHITECTURES="!x86_gcc2 ?x86"
 SECONDARY_ARCHITECTURES="x86"
@@ -23,11 +23,13 @@ REQUIRES="
 	lib:libfreetype$secondaryArchSuffix
 	lib:libgd$secondaryArchSuffix
 	lib:libGL$secondaryArchSuffix
+    lib:libiconv$secondaryArchSuffix
 	lib:libjpeg$secondaryArchSuffix
 	lib:libncurses$secondaryArchSuffix
 	lib:libpng16$secondaryArchSuffix
 	lib:libqt5$secondaryArchSuffix
 	lib:libreadline$secondaryArchSuffix
+    lib:libtiff$secondaryArchSuffix
 	lib:libvpx$secondaryArchSuffix
 	lib:libz$secondaryArchSuffix
 	"