diff --git a/build.rs b/build.rs
index f7b94108b..1762ad9b0 100644
--- a/build.rs
+++ b/build.rs
@@ -111,7 +111,6 @@ fn cpp_flags(compiler: &cc::Tool) -> &'static [&'static str] {
         static NON_MSVC_FLAGS: &[&str] = &[
             "-fvisibility=hidden",
             "-std=c1x", // GCC 4.6 requires "c1x" instead of "c11"
-            "-pedantic",
             "-Wall",
             "-Wextra",
             "-Wbad-function-cast",