diff --git a/CHANGELOG b/CHANGELOG
index ef94c95028e17513b0f79025620d2c298fc86f22..0b0809dcf99e4d12970932a4d252e68780aa8014 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -46,3 +46,31 @@
 2022-03-04: fixed Requests headers per url settings
 2022-03-05: added support for search in header strings            
 2022-03-06: added support for tls/certificate information
+2022-03-10: optimized code for perfdata
+            optimized generation of upper/lower limit
+            added transform for ms to s -> no need in th agent to change the value any more
+2022-03-11: added redirection (--location, --location-trust, --max-redirs)
+            added cert_verify (--insecure, --cert-status, --ssl-no-revoke)
+            added advanced_settings (--no-alpn, --no-npn, --tcp-fastopen, -tcp-nodelay)
+            removed get_session_data. moved to curl default options
+            added check to avoid duplicate service names in url list
+            added --location-trust, --max-redirs
+            reworked redirect (--location, --location-trust, --max-redirs)
+            reworked cert verify (-insecure, --cert-status, --ssl-no-revok)
+            reworked advanced_settings (--no-alpn, --no-npn, --tcp-fastopen, -tcp-nodelay)
+            removed get_session_data. moved to curl default options            
+            added --verbose --stderr $TEMP_DIR\curl_session to CURL_OPTIONS
+2022-03-12: added --cacert option
+            added cafile and capath to Cert info section
+            added max_age
+            fixed api-key-header handling
+            fixed escapes for json format in TLS_INFO
+2022-03-13: moved curl_item files to curl sub directory under MK_CONFDIR
+            changed url/service_name from separate dict entries to tuple
+            changed headers to read from curl_item_x.header file            
+            added post data
+            made some entries fordable (Default options/Per URL settings, CA Cert)
+            changed url and service_name to curl_service tuple
+            changed headers to listof tuple
+            moved curl_item files to curl sub directory under $MK_CONFDIR
+