diff --git a/radio/src/CMakeLists.txt b/radio/src/CMakeLists.txt
index d7a9efc27..4c7bddf22 100644
--- a/radio/src/CMakeLists.txt
+++ b/radio/src/CMakeLists.txt
@@ -561,6 +561,7 @@ else()
   option(BOLD "Bold font" ON)
   option(BATTGRAPH "Battery graph" OFF)
   option(HAPTIC "Haptic support" OFF)
+  set(TTS "EN" CACHE STRING "TTS language")
   set(LCD "DEFAULT" CACHE STRING "LCD type (DEFAULT/ST7565P/ST7565R/ERC12864FSF/ST7920)")
   set(LUA NO)
   set(PULSES_SRC pulses_avr.cpp)
@@ -584,6 +585,13 @@ else()
   if(VOICE)
     add_definitions(-DVOICE)
     set(TARGET_SRC ${TARGET_SRC} voice.cpp)
+    foreach(LANGUAGE ${TTS_LANGUAGES})
+      string(TOUPPER ${LANGUAGE} LANGUAGE_CAPITALIZED)
+      if(TTS STREQUAL ${LANGUAGE_CAPITALIZED})
+        add_definitions(-DTTS_${LANGUAGE_CAPITALIZED})
+        set(SRC ${SRC} translations/tts_${LANGUAGE}.cpp)
+      endif()
+    endforeach()
   endif()
   if(GRAPHICS)
     add_definitions(-DGRAPHICS)