diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2aa66421c..a4f711528 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -90,7 +90,7 @@ OPTION( ASSIMP_BUILD_ZLIB
 )
 OPTION( ASSIMP_BUILD_ASSIMP_TOOLS
   "If the supplementary tools for Assimp are built in addition to the library."
-  ON
+  OFF
 )
 OPTION ( ASSIMP_BUILD_SAMPLES
   "If the official samples are built as well (needs Glut)."