diff --git a/main.distribution/doc/changelog.txt b/main.distribution/doc/changelog.txt
index ddf431d..0ffb00a 100644
--- a/main.distribution/doc/changelog.txt
+++ b/main.distribution/doc/changelog.txt
@@ -1,5 +1,12 @@
+Changes from 5.0.1 to 5.2.0
+---------------------------
+
+** Improvement
+    * Update to framework and main 5.2.0
+
 Changes from 5.0.0 to 5.0.1
 ---------------------------
+
 ** Improvement
     * Update to framework and main 5.0.1
 
diff --git a/main.distribution/doc/changelog_framework.txt b/main.distribution/doc/changelog_framework.txt
index 1bc31c5..b0cfc66 100644
--- a/main.distribution/doc/changelog_framework.txt
+++ b/main.distribution/doc/changelog_framework.txt
@@ -1,3 +1,17 @@
+Changes from 5.0.1 to 5.2.0
+---------------------------
+** Bug
+    * [FELIX-4456] - openConnection().getContentLengthLong() always returns -1 for bundle URLs on Java7
+    * [FELIX-4468] - EventObject is created with null pointer : "null source"
+    * [FELIX-4960] - NPE in BundleRevisionImpl.getResourcesLocal()
+    * [FELIX-4977] - Concurrency issue with factory services
+
+** Improvement
+    * [FELIX-4938] - Throw an exception when service use count overflow
+
+** New Feature
+    * [FELIX-4942] - Optimise the resolver
+
 Changes from 5.0.0 to 5.0.1
 ---------------------------
 ** Bug
@@ -5,6 +19,7 @@
     * [FELIX-4905] - Framework does not export org.osgi.service.resolver
     * [FELIX-4914] - Resolution problem with identity requirements on fragments
     * [FELIX-4927] - Felix reports itself as an OSGi R4/R5 Framework
+    * [FELIX-4928] - Singleton getService() sometimes incorrectly returns null
 
 ** Improvement
     * [FELIX-4866] - Improve service registry
diff --git a/main.distribution/doc/changelog_main.txt b/main.distribution/doc/changelog_main.txt
index 428fc24..1b385b7 100644
--- a/main.distribution/doc/changelog_main.txt
+++ b/main.distribution/doc/changelog_main.txt
@@ -1,5 +1,12 @@
+Changes from 5.0.1 to 5.2.0
+---------------------------
+
+** Improvement
+    * Update to latest framework version 5.2.0
+
 Changes from 5.0.0 to 5.0.1
 ---------------------------
+
 ** Improvement
     * Update to latest framework version 5.0.1
 
diff --git a/main.distribution/doc/changelog_resolver.txt b/main.distribution/doc/changelog_resolver.txt
index 3945e9a..81e69a4 100644
--- a/main.distribution/doc/changelog_resolver.txt
+++ b/main.distribution/doc/changelog_resolver.txt
@@ -1,3 +1,16 @@
+1.6.0
+-----
+
+** Bug
+    * [FELIX-4987] - Dynamic package resolution with unresolvable or fragment package exports can lead to invalid wirings
+    * [FELIX-4988] - ResolverImpl uses an internal ExecutorService
+    * [FELIX-4989] - CopyOnWriteList.removeAll(Collection<?>) is incorrect causing failures for multiple cardinality resolution
+    * [FELIX-5011] - Resolver creates and shutdown ExecuterService within the wrong AccessControlContext
+
+** New Feature
+    * [FELIX-4926] - Investigate rewriting the resolver algorithm to use loops instead of recursion 
+    * [FELIX-4942] - Optimise the resolver
+
 1.4.0
 -----