diff --git a/CMLibLSBInfo.cmake b/CMLibLSBInfo.cmake
index 95affec..e61168c 100644
--- a/CMLibLSBInfo.cmake
+++ b/CMLibLSBInfo.cmake
@@ -13,7 +13,9 @@ set(LSB_RELEASE "unknown")
 if (EXISTS /etc/mcst_version)
   set(LSB_DISTRIBUTOR_ID "ElbrusD")
   set(LSB_CODENAME "Jessie")
-  execute_process(COMMAND cat /etc/mcst_version OUTPUT_VARIABLE LSB_RELEASE)
+  execute_process(COMMAND cat /etc/mcst_version
+                  OUTPUT_VARIABLE LSB_RELEASE
+                  OUTPUT_STRIP_TRAILING_WHITESPACE)
 else()
   find_program(_lsb_release_executable lsb_release)
   if(_lsb_release_executable)