diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0001854117..d35ad5189f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -52,7 +52,6 @@ IF(CMAKE_COMPILER_IS_GNUCXX)
     SET(CMAKE_CXX_FLAGS_DEBUG "-Wall -g3 -ggdb3 -DDEBUG")
 ENDIF(CMAKE_COMPILER_IS_GNUCXX)
 
-SET(CMAKE_INSTALL_PREFIX /usr/local CACHE PATH "")
 # Locations for install targets.
 IF(UNIX)
     IF(APPLE)