diff --git a/dev-util/buildbot_slave/buildbot_slave-0.9.5.recipe b/dev-util/buildbot_slave/buildbot_slave-0.9.5.recipe
index dc847a50a..4aa384258 100644
--- a/dev-util/buildbot_slave/buildbot_slave-0.9.5.recipe
+++ b/dev-util/buildbot_slave/buildbot_slave-0.9.5.recipe
@@ -23,7 +23,7 @@ executing builds and/or tests."
 HOMEPAGE="http://www.buildbot.net"
 COPYRIGHT="2005-2013 Bryan Warner and the Buildbot team members"
 LICENSE="GNU GPL v2"
-REVISION="3"
+REVISION="4"
 SOURCE_URI="https://pypi.python.org/packages/a4/bc/ea8d3115fca39cfd7492f0d3da1dffde659fc11072f07152247c8d903df6/buildbot-worker-$portVersion.tar.gz"
 CHECKSUM_SHA256="be89dbbd64ac4d10c8b43ea0fd8378803170247493c8ae023a4e8732aa9287aa"
 SOURCE_DIR="buildbot-worker-$portVersion"
@@ -38,23 +38,23 @@ PROVIDES="
 REQUIRES="
 	haiku
 	twisted_python3
-	cmd:python3.7
+	cmd:python3.9
 	"
 
 BUILD_REQUIRES="
 	haiku_devel
 	"
 BUILD_PREREQUIRES="
-	cmd:python3.7
+	cmd:python3.9
 	"
 
 BUILD()
 {
-	$portPackageLinksDir/cmd~python3.7/bin/python3.7 setup.py build
+	$portPackageLinksDir/cmd~python3.9/bin/python3.9 setup.py build
 }
 
 INSTALL()
 {
-	$portPackageLinksDir/cmd~python3.7/bin/python3.7 setup.py install \
+	$portPackageLinksDir/cmd~python3.9/bin/python3.9 setup.py install \
 		--prefix=$prefix
 }