diff --git a/eclipse-distribution/org.springframework.boot.ide.product.e429/category.xml b/eclipse-distribution/org.springframework.boot.ide.product.e429/category.xml
index 25fb21d60..3bbccead8 100644
--- a/eclipse-distribution/org.springframework.boot.ide.product.e429/category.xml
+++ b/eclipse-distribution/org.springframework.boot.ide.product.e429/category.xml
@@ -120,9 +120,9 @@
 	<bundle id="org.springsource.ide.eclipse.commons.tests.util.source"/>
 
 	<bundle id="io.projectreactor.reactor-core"/>
-	<bundle id="io.projectreactor.reactor-core.source"/>
+<!--	<bundle id="io.projectreactor.reactor-core.source"/> -->
 	<bundle id="org.reactivestreams.reactive-streams"/>
-	<bundle id="org.reactivestreams.reactive-streams.source"/>
+<!--	<bundle id="org.reactivestreams.reactive-streams.source"/> -->
 
 	<feature id="org.eclipse.mylyn.wikitext_feature"/>
 	<feature id="org.eclipse.tm4e.feature"/>
@@ -130,10 +130,10 @@
 	<bundle id="javassist"/>
 <!--	<bundle id="javassist.source"/> -->
 	<bundle id="javax.activation"/>
-	<bundle id="javax.activation.source"/>
+<!--	<bundle id="javax.activation.source"/> -->
 	<bundle id="javax.annotation"/>
-	<bundle id="javax.annotation.source"/>
-	<bundle id="javax.ws.rs"/>
+<!--	<bundle id="javax.annotation.source"/> -->
+<!--	<bundle id="javax.ws.rs"/> -->
 <!--	<bundle id="javax.xml.bind"/> -->
 <!--	<bundle id="javax.xml.bind.source"/> -->
 	<bundle id="javax.xml.stream"/>
@@ -157,21 +157,21 @@
 	<bundle id="org.jsoup"/>
 	<bundle id="org.apache.commons.lang3"/>
 	<bundle id="org.apache.commons.collections"/>
-    <bundle id="org.bouncycastle.bcpg"/>
-    <bundle id="org.bouncycastle.bcpg.source"/>
-    <bundle id="org.bouncycastle.bcpkix"/>
-    <bundle id="org.bouncycastle.bcpkix.source"/>
-    <bundle id="org.bouncycastle.bcprov"/>
-    <bundle id="org.bouncycastle.bcprov.source"/>
+<!--    <bundle id="org.bouncycastle.bcpg"/> -->
+<!--    <bundle id="org.bouncycastle.bcpg.source"/> -->
+<!--    <bundle id="org.bouncycastle.bcpkix"/> -->
+<!--    <bundle id="org.bouncycastle.bcpkix.source"/> -->
+<!--    <bundle id="org.bouncycastle.bcprov"/> -->
+<!--    <bundle id="org.bouncycastle.bcprov.source"/> -->
     <bundle id="com.hierynomus.sshj"/>
-    <bundle id="com.hierynomus.sshj.source"/>
+<!--    <bundle id="com.hierynomus.sshj.source"/> -->
     <bundle id="com.jcraft.jzlib"/>
-    <bundle id="com.jcraft.jzlib.source"/>
+<!--    <bundle id="com.jcraft.jzlib.source"/> -->
 	<bundle id="com.fasterxml.jackson.core.jackson-annotations"/>
 	<bundle id="com.fasterxml.jackson.core.jackson-core"/>
 	<bundle id="com.fasterxml.jackson.core.jackson-databind"/>
     <bundle id="net.i2p.crypto.eddsa"/>
-    <bundle id="net.i2p.crypto.eddsa.source"/>
+<!--    <bundle id="net.i2p.crypto.eddsa.source"/> -->
 
 	<!-- additional test bundles, required for other tests that might reuse this, e.g. from STS3 -->
 <!--	<bundle id="org.springframework.ide.eclipse.boot.dash.test"/>
diff --git a/eclipse-extensions/org.springframework.ide.eclipse.boot.dash/META-INF/MANIFEST.MF b/eclipse-extensions/org.springframework.ide.eclipse.boot.dash/META-INF/MANIFEST.MF
index ed152dc27..692db9c0e 100644
--- a/eclipse-extensions/org.springframework.ide.eclipse.boot.dash/META-INF/MANIFEST.MF
+++ b/eclipse-extensions/org.springframework.ide.eclipse.boot.dash/META-INF/MANIFEST.MF
@@ -34,7 +34,6 @@ Require-Bundle: org.eclipse.ui,
  com.fasterxml.jackson.core.jackson-core,
  io.projectreactor.reactor-core;bundle-version="[3.3.1,3.3.2)",
  org.reactivestreams.reactive-streams;bundle-version="1.0.3",
- org.slf4j.api;bundle-version="1.7.2",
  org.eclipse.core.net,
  org.apache.httpcomponents.httpclient,
  org.apache.httpcomponents.httpcore,