diff --git a/CMakeLists.txt b/CMakeLists.txt
index b371bd8..882a3b4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -47,7 +47,7 @@ endif()
 set (PROGRAM_EXE ${CMAKE_PROJECT_NAME})
 
 set (PROGRAM_SOURCE
-	src/core/isatty.cpp
+	src/isatty.cpp
 	src/cli_key_search_result.cpp
 	src/console.cpp
 	src/benchmark.cpp
diff --git a/src/console.cpp b/src/console.cpp
index 99472f3..2208856 100644
--- a/src/console.cpp
+++ b/src/console.cpp
@@ -22,7 +22,7 @@
  * SOFTWARE.
  */
 #include <iostream>
-#include "core/isatty.h"
+#include "isatty.h"
 #include "console.h"
 
 namespace eoskeygen { namespace console {
diff --git a/src/core/isatty.cpp b/src/isatty.cpp
similarity index 100%
rename from src/core/isatty.cpp
rename to src/isatty.cpp
diff --git a/src/core/isatty.h b/src/isatty.h
similarity index 100%
rename from src/core/isatty.h
rename to src/isatty.h