diff --git a/src/apps/bsnow/Flakes.cpp b/src/apps/bsnow/Flakes.cpp
index 7613e0406b..c9eeb79fdd 100644
--- a/src/apps/bsnow/Flakes.cpp
+++ b/src/apps/bsnow/Flakes.cpp
@@ -3,7 +3,7 @@
 #define TRAN 0xFF
 #define WHIT 0x3F
 
-const char gFlakeBits[NUM_PATTERNS][64] = {
+const uchar gFlakeBits[NUM_PATTERNS][64] = {
 {
 TRAN, TRAN, TRAN, TRAN, TRAN, TRAN, TRAN, TRAN, 
 TRAN, TRAN, WHIT, TRAN, WHIT, TRAN, TRAN, TRAN, 
diff --git a/src/apps/bsnow/Flakes.h b/src/apps/bsnow/Flakes.h
index 35158dda63..3ba4088224 100644
--- a/src/apps/bsnow/Flakes.h
+++ b/src/apps/bsnow/Flakes.h
@@ -6,7 +6,7 @@
 
 #define PAT_HOTSPOT 3,3
 
-extern const char gFlakeBits[NUM_PATTERNS][64];
+extern const uchar gFlakeBits[NUM_PATTERNS][64];
 
 
 #endif