diff --git a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_color_balance.glsl b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_color_balance.glsl
index 1031f6ccfd7..601568cbf68 100644
--- a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_color_balance.glsl
+++ b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_color_balance.glsl
@@ -7,19 +7,18 @@
 void node_composite_color_balance_lgg(
     float factor, vec4 color, vec3 lift, vec3 gamma, vec3 gain, out vec4 result)
 {
-  lift = 2.0 - lift;
+  vec3 inverse_lift = 2.0 - lift;
   vec3 srgb_color = linear_rgb_to_srgb(color.rgb);
-  vec3 lift_balanced = ((srgb_color - 1.0) * lift) + 1.0;
+  vec3 lift_balanced = ((srgb_color - 1.0) * inverse_lift) + 1.0;
 
   vec3 gain_balanced = lift_balanced * gain;
   gain_balanced = max(gain_balanced, vec3(0.0));
 
   vec3 linear_color = srgb_to_linear_rgb(gain_balanced);
-  gamma = mix(gamma, vec3(1e-6), equal(gamma, vec3(0.0)));
-  vec3 gamma_balanced = pow(linear_color, 1.0 / gamma);
+  vec3 sanitized_gamma = mix(gamma, vec3(1e-6), equal(gamma, vec3(0.0)));
+  vec3 gamma_balanced = pow(linear_color, 1.0 / sanitized_gamma);
 
-  result.rgb = mix(color.rgb, gamma_balanced, min(factor, 1.0));
-  result.a = color.a;
+  result = vec4(mix(color.rgb, gamma_balanced, min(factor, 1.0)), color.a);
 }
 
 void node_composite_color_balance_asc_cdl(float factor,
@@ -30,11 +29,10 @@ void node_composite_color_balance_asc_cdl(float factor,
                                           float offset_basis,
                                           out vec4 result)
 {
-  offset += offset_basis;
-  vec3 balanced = color.rgb * slope + offset;
+  vec3 full_offset = offset + offset_basis;
+  vec3 balanced = color.rgb * slope + full_offset;
   balanced = pow(max(balanced, vec3(0.0)), power);
-  result.rgb = mix(color.rgb, balanced, min(factor, 1.0));
-  result.a = color.a;
+  result = vec4(mix(color.rgb, balanced, min(factor, 1.0)), color.a);
 }
 
 void node_composite_color_balance_whitepoint(float factor,
diff --git a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_color_spill.glsl b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_color_spill.glsl
index 54476675a6a..2f488678419 100644
--- a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_color_spill.glsl
+++ b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_color_spill.glsl
@@ -12,6 +12,5 @@ void node_composite_color_spill(vec4 color,
 {
   float average_limit = (color[int(limit_channels.x)] + color[int(limit_channels.y)]) / 2.0;
   float map = factor * color[int(spill_channel)] - limit_scale * average_limit;
-  result.rgb = map > 0.0 ? color.rgb + spill_scale * map : color.rgb;
-  result.a = color.a;
+  result = vec4(map > 0.0 ? color.rgb + spill_scale * map : color.rgb, color.a);
 }
diff --git a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_exposure.glsl b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_exposure.glsl
index 6c47bd182d7..39129295589 100644
--- a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_exposure.glsl
+++ b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_exposure.glsl
@@ -5,6 +5,5 @@
 void node_composite_exposure(vec4 color, float exposure, out vec4 result)
 {
   float multiplier = exp2(exposure);
-  result.rgb = color.rgb * multiplier;
-  result.a = color.a;
+  result = vec4(color.rgb * multiplier, color.a);
 }
diff --git a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_gamma.glsl b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_gamma.glsl
index da65e637e88..8723150c71b 100644
--- a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_gamma.glsl
+++ b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_gamma.glsl
@@ -6,6 +6,5 @@
 
 void node_composite_gamma(vec4 color, float gamma, out vec4 result)
 {
-  result.rgb = fallback_pow(color.rgb, gamma, color.rgb);
-  result.a = color.a;
+  result = vec4(fallback_pow(color.rgb, gamma, color.rgb), color.a);
 }
diff --git a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_posterize.glsl b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_posterize.glsl
index ed05d72c8d8..ca776193f56 100644
--- a/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_posterize.glsl
+++ b/source/blender/compositor/realtime_compositor/shaders/library/gpu_shader_compositor_posterize.glsl
@@ -5,6 +5,5 @@
 void node_composite_posterize(vec4 color, float steps, out vec4 result)
 {
   steps = clamp(steps, 2.0, 1024.0);
-  result = floor(color * steps) / steps;
-  result.a = color.a;
+  result = vec4(floor(color.rgb * steps) / steps, color.a);
 }