1diff --git a/third_party/lcms/src/cmslut.c b/third_party/lcms/src/cmslut.c
2index 45f05c61d..18b88a545 100644
3--- a/third_party/lcms/src/cmslut.c
4+++ b/third_party/lcms/src/cmslut.c
5@@ -1295,7 +1295,7 @@ void _LUTeval16(register const cmsUInt16Number In[], register cmsUInt16Number Ou
6 {
7     cmsPipeline* lut = (cmsPipeline*) D;
8     cmsStage *mpe;
9-    cmsFloat32Number Storage[2][MAX_STAGE_CHANNELS];
10+    cmsFloat32Number Storage[2][MAX_STAGE_CHANNELS] = {0.0f};
11     int Phase = 0, NextPhase;
12
13     From16ToFloat(In, &Storage[Phase][0], lut ->InputChannels);
14