diff --git a/tests/org.eclipse.papyrus.uml.diagram.sequence.runtime.tests/.classpath b/tests/org.eclipse.papyrus.uml.diagram.sequence.runtime.tests/.classpath
index eca7bdba..d40c6c62 100644
--- a/tests/org.eclipse.papyrus.uml.diagram.sequence.runtime.tests/.classpath
+++ b/tests/org.eclipse.papyrus.uml.diagram.sequence.runtime.tests/.classpath
@@ -1,7 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
-	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="output" path="bin"/>
+	<classpathentry kind="con"
+		path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8" />
+	<classpathentry kind="con"
+		path="org.eclipse.pde.core.requiredPlugins">
+		<accessrules>
+			<accessrule kind="accessible"
+				pattern="org/eclipse/papyrus/uml/diagram/sequence/runtime/internal/**" />
+		</accessrules>
+	</classpathentry>
+	<classpathentry kind="src" path="src" />
+	<classpathentry kind="output" path="bin" />
 </classpath>
diff --git a/tests/org.eclipse.papyrus.uml.diagram.sequence.runtime.tests/META-INF/MANIFEST.MF b/tests/org.eclipse.papyrus.uml.diagram.sequence.runtime.tests/META-INF/MANIFEST.MF
index 1b0b11e0..4fdb712f 100644
--- a/tests/org.eclipse.papyrus.uml.diagram.sequence.runtime.tests/META-INF/MANIFEST.MF
+++ b/tests/org.eclipse.papyrus.uml.diagram.sequence.runtime.tests/META-INF/MANIFEST.MF
@@ -18,6 +18,7 @@ Require-Bundle: org.eclipse.core.runtime;bundle-version="[3.13.0,4.0.0)",
  org.eclipse.papyrus.infra.core.sashwindows.di,
  org.eclipse.gef,
  org.eclipse.gmf.runtime.emf.type.core,
- org.eclipse.papyrus.infra.gmfdiag.common
+ org.eclipse.papyrus.infra.gmfdiag.common,
+ org.eclipse.papyrus.uml.diagram.common;bundle-version="[3.1.0,4.0.0)"
 Bundle-Description: Tests of the core run-time APIs of the sequence diagram.
 Export-Package: org.eclipse.papyrus.uml.diagram.sequence.runtime.tests.matchers;version="1.0.0"
diff --git a/tests/pom.xml b/tests/pom.xml
index fdcdcd55..1f8e95a0 100644
--- a/tests/pom.xml
+++ b/tests/pom.xml
@@ -30,6 +30,7 @@
 				<configuration>
 					<useUIHarness>true</useUIHarness>
 					<includes>
+						<include>**/*_PTest.java</include>
 						<include>**/*UITest.java</include>
 					</includes>
 					<failIfNoTests>false</failIfNoTests>
@@ -52,6 +53,7 @@
 							</includes>
 							<excludes>
 								<exclude>**/*UITest.java</exclude>
+								<exclude>**/*_PTest.java</exclude>
 							</excludes>
 							<failIfNoTests>false</failIfNoTests>
 							<testFailureIgnore>false</testFailureIgnore>