diff --git a/main.c b/main.c
index 89c20f1d..a04a96ae 100644
--- a/main.c
+++ b/main.c
@@ -2326,7 +2326,7 @@ void get_tlm_fc() {  // FunCube Mode telemetry generation
 		image_id++;
 		printf("Opening file image_file.bin for image_id: %d\n", image_id);
 	}
-	int pos = 57;	  // 56
+	int pos = 56;	  // 56
 	source_bytes[pos++] = 0x55;
 	source_bytes[pos++] = 0x68;
 	int value;