diff --git a/drivers/setup/blue/blue.c b/drivers/setup/blue/blue.c
index 81011fe10cc..06e498d8208 100644
--- a/drivers/setup/blue/blue.c
+++ b/drivers/setup/blue/blue.c
@@ -1073,6 +1073,8 @@ ScrIoControl(
 
             if (DeviceExtension->Enabled && DeviceExtension->VideoMemory)
             {
+                UCHAR attr = Buf->wAttribute;
+
                 vidmem = DeviceExtension->VideoMemory;
                 offset = (Buf->dwCoord.X + Buf->dwCoord.Y * DeviceExtension->Columns) * 2 + 1;
 
@@ -1082,7 +1084,7 @@ ScrIoControl(
 
                 for (dwCount = 0; dwCount < nMaxLength; dwCount++)
                 {
-                    vidmem[offset + (dwCount * 2)] = (char)Buf->wAttribute;
+                    vidmem[offset + (dwCount * 2)] = attr;
                 }
                 Buf->dwTransfered = dwCount;
             }
@@ -1271,6 +1273,8 @@ ScrIoControl(
 
             if (DeviceExtension->Enabled && DeviceExtension->VideoMemory)
             {
+                UCHAR ch = Buf->cCharacter;
+
                 vidmem = DeviceExtension->VideoMemory;
                 offset = (Buf->dwCoord.X + Buf->dwCoord.Y * DeviceExtension->Columns) * 2;
 
@@ -1280,7 +1284,7 @@ ScrIoControl(
 
                 for (dwCount = 0; dwCount < nMaxLength; dwCount++)
                 {
-                    vidmem[offset + (dwCount * 2)] = (char)Buf->cCharacter;
+                    vidmem[offset + (dwCount * 2)] = ch;
                 }
                 Buf->dwTransfered = dwCount;
             }