diff --git a/src/external/MusrRoot/CMakeLists.txt b/src/external/MusrRoot/CMakeLists.txt
index 1a0e9eca3..f6f457f6f 100644
--- a/src/external/MusrRoot/CMakeLists.txt
+++ b/src/external/MusrRoot/CMakeLists.txt
@@ -22,7 +22,7 @@ set(prefix "${CMAKE_INSTALL_PREFIX}")
 set(exec_prefix "\$\{prefix\}")
 set(libdir "\$\{exec_prefix\}/lib")
 set(includedir "\$\{prefix\}/include")   
-set(MUSR_ROOT_VERSION "1.1.0")
+set(MUSR_ROOT_VERSION "2.0.0")
 set(MUSR_ROOT_LIBRARY_NAME "TMusrRunHeader")
 configure_file("TMusrRunHeader.pc.in" "TMusrRunHeader.pc" @ONLY)