diff --git a/resources/3rdparty/CMakeLists.txt b/resources/3rdparty/CMakeLists.txt
index b83be0da3..a9d9f9400 100644
--- a/resources/3rdparty/CMakeLists.txt
+++ b/resources/3rdparty/CMakeLists.txt
@@ -45,15 +45,15 @@ list(APPEND STORM_DEP_TARGETS gmm)
 ##
 #############################################################
 
-# Checkout Eigen version 3.3.7
-message (STATUS "Storm - Including Eigen 3.3.7.")
+# Checkout Eigen version 3.3.9
+message (STATUS "Storm - Including Eigen 3.3.9.")
 ExternalProject_Add(
         eigen_src
         GIT_REPOSITORY https://gitlab.com/libeigen/eigen.git
 		GIT_SHALLOW 1
         GIT_TAG 0fd6b4f71dd85b2009ee4d1aeb296e2c11fc9d68
         SOURCE_DIR ${STORM_3RDPARTY_INCLUDE_DIR}/StormEigen
-        PREFIX ${STORM_3RDPARTY_BINARY_DIR}/StormEigen-3.3.7
+        PREFIX ${STORM_3RDPARTY_BINARY_DIR}/StormEigen-3.3.9
 		PATCH_COMMAND git apply ${STORM_3RDPARTY_SOURCE_DIR}/patches/eigen.patch
         UPDATE_COMMAND ""
         CONFIGURE_COMMAND ""