diff --git a/CMakeLists.txt b/CMakeLists.txt
index 851e983..015baf5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,29 +6,24 @@ FIND_LIBRARY(READLINE_LIBRARY NAMES readline PATH /usr/lib /usr/local/lib /opt/l
 
 MESSAGE(STATUS "Detecting readline support")
 if (READLINE_LIBRARY)
+    SET (READLINE_LIB readline)
+    SET (READLINE_FLAG " -DREADLINE_AVAILABLE")
     MESSAGE(STATUS "Found: ${READLINE_LIBRARY}")
 
-    SET (READLINE_LIB readline)
-    SET (CMAKE_BUILD_TYPE gdb)
-    SET (CMAKE_C_FLAGS_GDB " -Wall -ggdb -DREADLINE_AVAILABLE")
-    SET (CMAKE_CXX_FLAGS_GDB " -Wall -ggdb -DREADLINE_AVAILABLE")
-
-    #SET (CMAKE_BUILD_TYPE rel)
-    #SET (CMAKE_C_FLAGS_REL " -Wall -O3 -DREADLINE_AVAILABLE")
-    #SET (CMAKE_CXX_FLAGS_REL " -Wall -O3 -DREADLINE_AVAILABLE")
 else(READLINE_LIBRARY)
     MESSAGE(STATUS "Not Found")
-
+    SET (READLINE_FLAG )
     SET (READLINE_LIB )
-    SET (CMAKE_BUILD_TYPE gdb)
-    SET (CMAKE_C_FLAGS_GDB " -Wall -ggdb")
-    SET (CMAKE_CXX_FLAGS_GDB " -Wall -ggdb")
-
-    #SET (CMAKE_BUILD_TYPE rel)
-    #SET (CMAKE_C_FLAGS_REL " -Wall -O3")
-    #SET (CMAKE_CXX_FLAGS_REL " -Wall -O3")
 endif(READLINE_LIBRARY)
 
+SET (CMAKE_BUILD_TYPE gdb)
+SET (CMAKE_C_FLAGS_GDB " -Wall -ggdb ${READLINE_FLAG}")
+SET (CMAKE_CXX_FLAGS_GDB " -Wall -ggdb ${READLINE_FLAG}")
+
+#SET (CMAKE_BUILD_TYPE rel)
+#SET (CMAKE_C_FLAGS_REL " -Wall -O3 ${READLINE_FLAG}")
+#SET (CMAKE_CXX_FLAGS_REL " -Wall -O3 ${READLINE_FLAG}")
+
 include_directories(include)
  
 find_package(Boost 1.36.0 COMPONENTS thread)