diff --git a/litex/soc/software/liblitedram/sdram.c b/litex/soc/software/liblitedram/sdram.c
index 49ae2f38b..2f6821393 100644
--- a/litex/soc/software/liblitedram/sdram.c
+++ b/litex/soc/software/liblitedram/sdram.c
@@ -300,7 +300,7 @@ static void print_scan_errors(unsigned int errors) {
 #endif
 }
 
-#define READ_CHECK_TEST_PATTERN_MAX_ERRORS (8*SDRAM_PHY_PHASES*SDRAM_PHY_XDR)
+#define READ_CHECK_TEST_PATTERN_MAX_ERRORS (8*SDRAM_PHY_PHASES*DFII_PIX_DATA_BYTES/SDRAM_PHY_MODULES)
 
 static unsigned int sdram_write_read_check_test_pattern(int module, unsigned int seed) {
 	int p, i;