diff --git a/devtools/target-platforms/2019-09/2019-09.target b/devtools/target-platforms/2019-09/2019-09.target
index 181aba1..f4180dc 100644
--- a/devtools/target-platforms/2019-09/2019-09.target
+++ b/devtools/target-platforms/2019-09/2019-09.target
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<?pde version="3.8"?><target name="Eclipse 2019-09 via p2" sequenceNumber="1">
+<?pde version="3.8"?><target name="Eclipse 2019-09 via p2" sequenceNumber="2">
 <locations>
 <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="org.eclipse.platform.ide" version="0.0.0"/>
@@ -22,7 +22,7 @@
 <unit id="org.hamcrest.core" version="1.3.0.v20180420-1519"/>
 <unit id="org.hamcrest.core.source" version="1.3.0.v20180420-1519"/>
 <unit id="ca.odell.glazedlists" version="0.0.0"/>
-<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/S20190709113129/repository/"/>
+<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/R20190827152740/repository/"/>
 </location>
 <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="org.eclipse.license.feature.group" version="1.0.1.v20140414-1359"/>
diff --git a/pom.xml b/pom.xml
index 9ddb29b..22686d2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -32,7 +32,6 @@
 		<!-- Enable this on Hudson CI @Eclipse.org -->
 		<cbi.jarsigner.skip>true</cbi.jarsigner.skip>
 		<tycho.scmUrl>scm:git:git://git.eclipse.org/gitroot/swtbot/org.eclipse.swtbot.git</tycho.scmUrl>
-		<SWT_GTK3>0</SWT_GTK3>
 		<!-- tycho.testArgLine repeated to re-use the configuration for argLine for jacoco agent -->
 		<uitest.vmparams>${tycho.testArgLine} -Xms64m -Xmx1024m</uitest.vmparams>
 	</properties>
@@ -343,6 +342,9 @@
 			<activation>
 				<activeByDefault>false</activeByDefault>
 			</activation>
+			<properties>
+				<SWT_GTK3>0</SWT_GTK3>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>
@@ -367,6 +369,9 @@
 			<activation>
 				<activeByDefault>false</activeByDefault>
 			</activation>
+			<properties>
+				<SWT_GTK3>0</SWT_GTK3>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>
@@ -391,6 +396,9 @@
 			<activation>
 				<activeByDefault>false</activeByDefault>
 			</activation>
+			<properties>
+				<SWT_GTK3>0</SWT_GTK3>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>
@@ -415,6 +423,9 @@
 			<activation>
 				<activeByDefault>false</activeByDefault>
 			</activation>
+			<properties>
+				<SWT_GTK3>0</SWT_GTK3>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>
@@ -439,6 +450,9 @@
 			<activation>
 				<activeByDefault>false</activeByDefault>
 			</activation>
+			<properties>
+				<SWT_GTK3>0</SWT_GTK3>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>
@@ -463,6 +477,9 @@
 			<activation>
 				<activeByDefault>false</activeByDefault>
 			</activation>
+			<properties>
+				<SWT_GTK3>0</SWT_GTK3>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>
@@ -487,6 +504,9 @@
 			<activation>
 				<activeByDefault>false</activeByDefault>
 			</activation>
+			<properties>
+				<SWT_GTK3>0</SWT_GTK3>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>
@@ -511,6 +531,9 @@
 			<activation>
 				<activeByDefault>false</activeByDefault>
 			</activation>
+			<properties>
+				<SWT_GTK3>0</SWT_GTK3>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>