fixup! build MAINTENANCE minor improvements
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a5555d4..d968280 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -104,7 +104,7 @@
endif()
# compilation flags
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_COVERAGE} -Wall -Wextra -Wpedantic -fvisibility=hidden -std=gnu99")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_COVERAGE} -Wall -Wextra -fvisibility=hidden -std=gnu99")
set(CMAKE_C_FLAGS_RELEASE "-DNDEBUG -O2")
set(CMAKE_C_FLAGS_DEBUG "-g -O0")