diff --git a/CHANGELOG.md b/CHANGELOG.md
index c5e6fd70..10c5e08a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,6 +25,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
   - changed reg path to key "HKCU\\System\\SbieCustom", value: "SMBiosTable"
   - added UI options
 - fixed schannel error SEC_E_SECPKG_NOT_FOUND in encrypted sandboxes [#4081](https://github.com/sandboxie-plus/Sandboxie/issues/4081)
+- fixed The name of the sandbox is too long, causing an error in sbie2327 [#4064](https://github.com/sandboxie-plus/Sandboxie/issues/4064)
 
 ### Changed
 - the certificate format can now take an explicit validity days specification, needed for gapless certificate renewal
diff --git a/Sandboxie/core/svc/comserver.cpp b/Sandboxie/core/svc/comserver.cpp
index 5d6ec86b..e3125749 100644
--- a/Sandboxie/core/svc/comserver.cpp
+++ b/Sandboxie/core/svc/comserver.cpp
@@ -1348,7 +1348,7 @@ void ComServer::RunSlave(const WCHAR *cmdline)
     // locate IPC objects set up by the parent process SbieSvc
     //
 
-    if (wcslen(cmdline) > 100)
+    if (wcslen(cmdline) > 128)
         return;
 
     if (wcsstr(cmdline, SANDBOXIE L"_ComProxy_ComServer:")) {
@@ -1365,7 +1365,7 @@ void ComServer::RunSlave(const WCHAR *cmdline)
         return;
     }
 
-    WCHAR objname[192];
+    WCHAR objname[256];
     wcscpy(objname, _Global);
     wcscat(objname, cmdline);
     WCHAR *colon = wcsrchr(objname, L':');