diff --git a/cmake/unix_compiler_options.cmake b/cmake/unix_compiler_options.cmake
index 76c2e0e21b..94d3bf4e71 100644
--- a/cmake/unix_compiler_options.cmake
+++ b/cmake/unix_compiler_options.cmake
@@ -27,6 +27,7 @@ function(pdal_target_compile_settings target)
         -Wpointer-arith
         -Wcast-align
         -Wcast-qual
+        -Wno-error=parentheses
         -Wno-error=cast-qual
         -Wredundant-decls