diff --git a/packages/libp2p/src/upgrader.ts b/packages/libp2p/src/upgrader.ts
index 0c15295af3..fa514232f0 100644
--- a/packages/libp2p/src/upgrader.ts
+++ b/packages/libp2p/src/upgrader.ts
@@ -641,7 +641,8 @@ export class DefaultUpgrader implements Upgrader {
         protocol
       }
     } catch (err: any) {
-      throw new CodeError(String(err), codes.ERR_ENCRYPTION_FAILED)
+      connection.log.error('encrypting inbound connection to %p failed', err)
+      throw new CodeError(err.message, codes.ERR_ENCRYPTION_FAILED)
     }
   }
 
@@ -677,7 +678,8 @@ export class DefaultUpgrader implements Upgrader {
         protocol
       }
     } catch (err: any) {
-      throw new CodeError(String(err), codes.ERR_ENCRYPTION_FAILED)
+      connection.log.error('encrypting outbound connection to %p failed', err)
+      throw new CodeError(err.message, codes.ERR_ENCRYPTION_FAILED)
     }
   }