diff --git a/Shaders/LTCGI.cginc b/Shaders/LTCGI.cginc
index 1e5082c..71d112c 100644
--- a/Shaders/LTCGI.cginc
+++ b/Shaders/LTCGI.cginc
@@ -297,6 +297,7 @@ void LTCGI_Contribution(
                         lmd = smoothstep(0.0, LTCGI_SPECULAR_LIGHTMAP_STEP, saturate(lm - LTCGI_LIGHTMAP_CUTOFF));
                 }
                 ltcgi_output diff;
+                diff.color = 0;
                 LTCGI_Evaluate(input, worldNorm, viewDir, identityBrdf, roughness, true, diff);
                 diff.intensity *= lmd;
 
@@ -316,6 +317,7 @@ void LTCGI_Contribution(
             if (flags.specular)
             {
                 ltcgi_output spec;
+                spec.color = 0;
                 LTCGI_Evaluate(input, worldNorm, viewDir, Minv, roughness, false, spec);
                 spec.intensity *= spec_amp * smoothstep(0.0, LTCGI_SPECULAR_LIGHTMAP_STEP, saturate(lm - LTCGI_LIGHTMAP_CUTOFF));
 
@@ -404,4 +406,4 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 */
 
-#endif
\ No newline at end of file
+#endif