diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e40d2f14cae35660649ceb030ecf3f88ce8a78d5..6643226486575ebadd6371726c7c5a0c87e9f22c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -29,7 +29,7 @@ ENDIF(BUILD_EXAMPLES OR BUILD_TESTS)
 
 #find dependencies.
 
-FIND_PACKAGE(Eigen 3.3 REQUIRED)
+FIND_PACKAGE(Eigen 3.2.92 REQUIRED)
 
 FIND_PACKAGE(Threads REQUIRED)