diff --git a/gfx/qcms/src/transform_avx.rs b/gfx/qcms/src/transform_avx.rs
index 5bcabcc0aa0e..c7f982a3f707 100644
--- a/gfx/qcms/src/transform_avx.rs
+++ b/gfx/qcms/src/transform_avx.rs
@@ -20,6 +20,7 @@ pub use std::arch::x86_64::{
 #[repr(align(32))]
 struct Output([u32; 8]);
 
+#[target_feature(enable = "avx")]
 unsafe extern "C" fn qcms_transform_data_template_lut_avx<F: Format>(
     mut transform: *const qcms_transform,
     mut src: *const libc::c_uchar,
@@ -199,6 +200,7 @@ unsafe extern "C" fn qcms_transform_data_template_lut_avx<F: Format>(
     };
 }
 #[no_mangle]
+#[target_feature(enable = "avx")]
 pub unsafe extern "C" fn qcms_transform_data_rgb_out_lut_avx(
     mut transform: *const qcms_transform,
     mut src: *const libc::c_uchar,
@@ -208,6 +210,7 @@ pub unsafe extern "C" fn qcms_transform_data_rgb_out_lut_avx(
     qcms_transform_data_template_lut_avx::<RGB>(transform, src, dest, length);
 }
 #[no_mangle]
+#[target_feature(enable = "avx")]
 pub unsafe extern "C" fn qcms_transform_data_rgba_out_lut_avx(
     mut transform: *const qcms_transform,
     mut src: *const libc::c_uchar,
@@ -217,6 +220,7 @@ pub unsafe extern "C" fn qcms_transform_data_rgba_out_lut_avx(
     qcms_transform_data_template_lut_avx::<RGBA>(transform, src, dest, length);
 }
 #[no_mangle]
+#[target_feature(enable = "avx")]
 pub unsafe extern "C" fn qcms_transform_data_bgra_out_lut_avx(
     mut transform: *const qcms_transform,
     mut src: *const libc::c_uchar,
diff --git a/gfx/qcms/src/transform_neon.rs b/gfx/qcms/src/transform_neon.rs
index b8536aee487d..30d62b480e11 100644
--- a/gfx/qcms/src/transform_neon.rs
+++ b/gfx/qcms/src/transform_neon.rs
@@ -9,6 +9,8 @@ use std::mem::zeroed;
 static mut floatScale: f32 = FLOATSCALE;
 static mut clampMaxValue: f32 = CLAMPMAXVAL;
 
+#[target_feature(enable = "neon")]
+#[cfg_attr(target_arch = "arm", target_feature(enable = "v7"))]
 unsafe extern "C" fn qcms_transform_data_template_lut_neon<F: Format>(
     mut transform: *const qcms_transform,
     mut src: *const libc::c_uchar,
@@ -121,6 +123,8 @@ unsafe extern "C" fn qcms_transform_data_template_lut_neon<F: Format>(
     *dest.offset(F::kBIndex as isize) = *otdata_b.offset(vgetq_lane_s32(result, 2) as isize);
 }
 #[no_mangle]
+#[target_feature(enable = "neon")]
+#[cfg_attr(target_arch = "arm", target_feature(enable = "v7"))]
 pub unsafe extern "C" fn qcms_transform_data_rgb_out_lut_neon(
     mut transform: *const qcms_transform,
     mut src: *const libc::c_uchar,
@@ -130,6 +134,8 @@ pub unsafe extern "C" fn qcms_transform_data_rgb_out_lut_neon(
     qcms_transform_data_template_lut_neon::<RGB>(transform, src, dest, length);
 }
 #[no_mangle]
+#[target_feature(enable = "neon")]
+#[cfg_attr(target_arch = "arm", target_feature(enable = "v7"))]
 pub unsafe extern "C" fn qcms_transform_data_rgba_out_lut_neon(
     mut transform: *const qcms_transform,
     mut src: *const libc::c_uchar,
@@ -140,6 +146,8 @@ pub unsafe extern "C" fn qcms_transform_data_rgba_out_lut_neon(
 }
 
 #[no_mangle]
+#[target_feature(enable = "neon")]
+#[cfg_attr(target_arch = "arm", target_feature(enable = "v7"))]
 pub unsafe extern "C" fn qcms_transform_data_bgra_out_lut_neon(
     mut transform: *const qcms_transform,
     mut src: *const libc::c_uchar,