1 files changed, 1 insertions, 1 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 613297ed..7147d07b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -491,7 +491,7 @@ endfunction()
 if(BUILD_TOXAV)
   add_definitions(-D__STDC_LIMIT_MACROS=1)
   add_executable(auto_monolith_test ${CPUFEATURES}
-    auto_tests/monolith_test.cpp)
+    auto_tests/monolith_test.cc)
   target_link_libraries(auto_monolith_test ${toxcore_LINK_MODULES})
   add_test(NAME monolith COMMAND ${CROSSCOMPILING_EMULATOR} auto_monolith_test)
 endif()