diff --git a/meson.build b/meson.build
index 6e1a8b1e50..0fe996adba 100644
--- a/meson.build
+++ b/meson.build
@@ -35,7 +35,7 @@ conf.set10('BUILD_MODE_DEVELOPER', get_option('mode') == 'developer',
 
 want_ossfuzz = get_option('oss-fuzz')
 want_libfuzzer = get_option('llvm-fuzz')
-if want_ossfuzz + want_libfuzzer > 1
+if want_ossfuzz and want_libfuzzer
         error('only one of oss-fuzz or llvm-fuzz can be specified')
 endif