diff --git a/external/InstallParameter.cmake b/external/InstallParameter.cmake
index e8aa7b0470556e27e2398957213a255f34fd12d1..aee85e6916e890b4e09d5d30634e764b53848e4b 100644
--- a/external/InstallParameter.cmake
+++ b/external/InstallParameter.cmake
@@ -1,4 +1,4 @@
-set(PARAMETER_VERSION 2204b99c76fbe4cd934891da6290473087c5e56d)
+set(PARAMETER_VERSION a6d550649f12c5a4ae868fc413e4c1a924b40bae)
 
 set(PARAMETER_SRC_URL "https://git.cbm.gsi.de/CbmSoft/cbmroot_parameter.git")