diff --git a/external/InstallAnalysisTree.cmake b/external/InstallAnalysisTree.cmake
index ba112065bda3704e62dbcd21339fa18feb6cadb7..3793682c2da3bd55ead6e78e52b95fafc34473d2 100644
--- a/external/InstallAnalysisTree.cmake
+++ b/external/InstallAnalysisTree.cmake
@@ -1,4 +1,4 @@
-set(ANALYSISTREE_VERSION e5a1f89993ecce314371d64bc921485ac4888511)  #v2.1.1
+set(ANALYSISTREE_VERSION dedb33e2227dfc348aa0fbc862a48f606b09858d)  #v2.1.2
 
 set(ANALYSISTREE_SRC_URL "https://github.com/HeavyIonAnalysis/AnalysisTree.git")
 set(ANALYSISTREE_DESTDIR "${CMAKE_BINARY_DIR}/external/ANALYSISTREE-prefix")