diff --git a/external/InstallInput.cmake b/external/InstallInput.cmake
index 04805f6b0de9b89359d95fcf336ac1da97fe05d3..0eed73a721ecc79b797fade2e8df24249bb17095 100644
--- a/external/InstallInput.cmake
+++ b/external/InstallInput.cmake
@@ -1,4 +1,4 @@
-set(INPUT_VERSION e7571e3af56ba81fa586efc7fa676b2b8e9beea4)
+set(INPUT_VERSION ecbd1f37a0d449a5c2a344957a889441963852ae) # branch newFieldMaps
 
 set(INPUT_SRC_URL "https://git.cbm.gsi.de/CbmSoft/cbmroot_input.git")