diff --git a/Cargo.toml b/Cargo.toml
index 281a4853c..4aade3a4f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -44,7 +44,7 @@ version = "0.1.3"
 default_features = false
 features = ["display_link"]
 
-[target.'cfg(any(target_os = "ios", target_os = "windows", target_os = "linux"))'.dependencies]
+[target.'cfg(any(target_os = "ios", target_os = "windows", target_os = "linux", target_os = "dragonfly", target_os = "freebsd", target_os = "openbsd", target_os = "netbsd"))'.dependencies]
 bitflags = "1"
 
 [target.'cfg(target_os = "windows")'.dependencies.winapi]
diff --git a/src/lib.rs b/src/lib.rs
index ebd999d21..5e5a45cb3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -123,7 +123,7 @@ extern crate serde;
 #[macro_use]
 extern crate derivative;
 #[macro_use]
-#[cfg(any(target_os = "ios", target_os = "windows", target_os = "linux"))]
+#[cfg(any(target_os = "ios", target_os = "windows", target_os = "linux", target_os = "dragonfly", target_os = "freebsd", target_os = "openbsd", target_os = "netbsd"))]
 extern crate bitflags;
 #[cfg(any(target_os = "macos", target_os = "ios"))]
 #[macro_use]