diff --git a/render/vulkan/shaders/output.frag b/render/vulkan/shaders/output.frag
index b9cfcaaa2..5b952fcff 100644
--- a/render/vulkan/shaders/output.frag
+++ b/render/vulkan/shaders/output.frag
@@ -72,6 +72,9 @@ void main() {
 
 	rgb = mat3(data.matrix) * rgb;
 
+	if (OUTPUT_TRANSFORM != OUTPUT_TRANSFORM_IDENTITY) {
+		rgb = max(rgb, vec3(0));
+	}
 	if (OUTPUT_TRANSFORM == OUTPUT_TRANSFORM_LUT_3D) {
 		// Apply 3D LUT
 		vec3 pos = data.lut_3d_offset + rgb * data.lut_3d_scale;
diff --git a/render/vulkan/shaders/texture.frag b/render/vulkan/shaders/texture.frag
index b7b78b19a..57d2d049c 100644
--- a/render/vulkan/shaders/texture.frag
+++ b/render/vulkan/shaders/texture.frag
@@ -66,6 +66,9 @@ void main() {
 		rgb = in_color.rgb / alpha;
 	}
 
+	if (TEXTURE_TRANSFORM != TEXTURE_TRANSFORM_IDENTITY) {
+		rgb = max(rgb, vec3(0));
+	}
 	if (TEXTURE_TRANSFORM == TEXTURE_TRANSFORM_SRGB) {
 		rgb = srgb_color_to_linear(rgb);
 	} else if (TEXTURE_TRANSFORM == TEXTURE_TRANSFORM_ST2084_PQ) {