diff --git a/BaS_gcc/flash/s19reader.c b/BaS_gcc/flash/s19reader.c
index e9528ca..f723af3 100644
--- a/BaS_gcc/flash/s19reader.c
+++ b/BaS_gcc/flash/s19reader.c
@@ -340,6 +340,17 @@ static err_t verify(uint8_t *dst, uint8_t *src, uint32_t length)
 	return OK;
 }
 
+/*
+ * needed to avoid missing type cast warning below
+ */
+static inline err_t srec_memcpy(uint8_t *dst, uint8_t *src, size_t n)
+{
+    err_t e = OK;
+
+    memcpy((void *) dst, (void *) src, n);
+    return e;
+}
+
 void srec_execute(char *flasher_filename)
 {
 	DRESULT res;
@@ -372,7 +383,7 @@ void srec_execute(char *flasher_filename)
 				{
 					/* next pass: copy data to destination */
 					xprintf("OK.\r\ncopy/flash data: ");
-					err = read_srecords(flasher_filename, &start_address, &length, memcpy);
+                    err = read_srecords(flasher_filename, &start_address, &length, srec_memcpy);
 					if (err == OK)
 					{
 						/* next pass: verify data */