diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4766eb521..689b8795b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,7 +34,7 @@ if(NOT MSVC)
 		# mingw32 likes to complain about using the "wrong" format strings despite them actually working
 		set(WARNING_FLAGS "${WARNING_FLAGS} -Wno-format")
 	endif()
-	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} -Werror=implicit-function-declaration -Werror=implicit-int -fwrapv")
+	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} -Werror=implicit-function-declaration -Werror=implicit-int -Werror=incompatible-pointer-types -fwrapv")
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS} -Woverloaded-virtual")
 else()
 	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_CRT_SECURE_NO_WARNINGS /wd4003 /wd4244 /wd4146 /wd4267 /Zc:preprocessor-")
diff --git a/src/feature/updater-main.c b/src/feature/updater-main.c
index cd72fc4f3..e24fef593 100644
--- a/src/feature/updater-main.c
+++ b/src/feature/updater-main.c
@@ -274,7 +274,7 @@ int main(int argc, char* argv[]) {
 		const char* argv[] = { qbin, NULL };
 		_execv(bin, argv);
 #elif defined(_POSIX_C_SOURCE) || defined(__APPLE__)
-		const char* argv[] = { bin, NULL };
+		char* const argv[] = { bin, NULL };
 		execv(bin, argv);
 #endif
 	}