diff --git a/CHANGELOG.md b/CHANGELOG.md
index d806bd20..d4b03afd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 * Verify git tag on release (#347, @miry)
 * Fix MacOS 12 tests for go17 with -race flag (#351, @strech)
 * Rename `testing/` and `bin/` folders (#354, @strech)
+* Added verbose error on proxy upstream dialing (#355, @f-dg)
 
 # [2.3.0] - 2021-12-23
 
diff --git a/proxy.go b/proxy.go
index c442e88d..e9104469 100644
--- a/proxy.go
+++ b/proxy.go
@@ -184,7 +184,7 @@ func (proxy *Proxy) server() {
 				"client":   client.RemoteAddr(),
 				"proxy":    proxy.Listen,
 				"upstream": proxy.Upstream,
-			}).Error("Unable to open connection to upstream")
+			}).Error("Unable to open connection to upstream: " + err.Error())
 			client.Close()
 			continue
 		}