diff --git a/jerry-core/CMakeLists.txt b/jerry-core/CMakeLists.txt
index 326cc0c37e..270ce4e67b 100644
--- a/jerry-core/CMakeLists.txt
+++ b/jerry-core/CMakeLists.txt
@@ -138,9 +138,7 @@ set(DEFINES_JERRY
     JERRY_BRANCH_NAME="${JERRY_GIT_BRANCH}")
 
 # build mode specific compile/link flags
-if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-  set(DEFINES_JERRY ${DEFINES_JERRY} JERRY_ENABLE_PRETTY_PRINTER)
-else()
+if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
   set(DEFINES_JERRY ${DEFINES_JERRY} JERRY_NDEBUG)
 endif()