diff --git a/dev-lang/tcl/tcl-8.5.18.recipe b/dev-lang/tcl/tcl-8.5.18.recipe
index 96a72fb4c..e939786bb 100644
--- a/dev-lang/tcl/tcl-8.5.18.recipe
+++ b/dev-lang/tcl/tcl-8.5.18.recipe
@@ -8,7 +8,7 @@ is truly cross platform, easily deployed and highly extensible."
 HOMEPAGE="http://www.tcl.tk"
 COPYRIGHT="Regents of the University of California, Sun Microsystems, Inc., Scriptics Corporation, ActiveState Corporation and other parties"
 LICENSE="BSD (2-clause)"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="http://sourceforge.net/projects/tcl/files/Tcl/$portVersion/tcl$portVersion-src.tar.gz"
 CHECKSUM_SHA256="032be57a607bdf252135b52fac9e3a7016e526242374ac7637b083ecc4c5d3c9"
 SOURCE_DIR="tcl$portVersion"
@@ -52,20 +52,23 @@ BUILD()
 	cd unix
 	autoconf -f
 	runConfigure ./configure \
-	--enable-threads --enable-man-symlinks
+		--enable-threads --enable-man-symlinks
 	make
 }
 
 INSTALL()
 {
 	cd unix
-	make install
+	make install install-private-headers
 
 	ln -s tclsh8.5 "${binDir}/tclsh"
 
+	sed -i -e "s#${sourceDir}/unix#${developLibDir}#" \
+		-e "s#${sourceDir}#${includeDir}#" \
+		${libDir}/tclConfig.sh
+
 	prepareInstalledDevelLibs libtclstub8.5
-	packageEntries devel $developDir
-	packageEntries devel ${libDir}/tclConfig.sh
+	packageEntries devel $developDir ${libDir}/tclConfig.sh
 }
 
 TEST()