diff --git a/include/hardware_caps.h b/include/hardware_caps.h
index 4904511..5cb7941 100644
--- a/include/hardware_caps.h
+++ b/include/hardware_caps.h
@@ -34,7 +34,7 @@ typedef struct hw_caps
 	int display_xres;	/* x resolution or chars per line */
 	int display_yres;
 #ifdef MARTII
-	int dmx_offset;
+	int fe_offset;
 #endif
 	char boxvendor[64];
 	char boxname[64];
diff --git a/libspark/dmx.cpp b/libspark/dmx.cpp
index 28bdeac..b80a200 100644
--- a/libspark/dmx.cpp
+++ b/libspark/dmx.cpp
@@ -198,7 +198,7 @@ bool cDemux::_open(void)
 		/* this should not change anything... */
 		int n = DMX_SOURCE_FRONT0 + devnum;
 #ifdef MARTII
-		n += get_hwcaps()->dmx_offset;
+		n += get_hwcaps()->fe_offset;
 #endif
 		lt_info("%s: setting %s to source %d\n", __func__, devname[devnum], n);
 		if (ioctl(fd, DMX_SET_SOURCE, &n) < 0)
diff --git a/libspark/hardware_caps.c b/libspark/hardware_caps.c
index 166821f..c1e7918 100644
--- a/libspark/hardware_caps.c
+++ b/libspark/hardware_caps.c
@@ -69,7 +69,7 @@ hw_caps_t *get_hwcaps(void)
 					tmp = "GoldenMedia Triplex";
 					caps.has_SCART = 1;
 #ifdef MARTII
-					caps.dmx_offset = 1; // first sat tuner
+					caps.fe_offset = 1; // first sat tuner
 #endif
 					break;
 				default:
@@ -82,7 +82,7 @@ hw_caps_t *get_hwcaps(void)
 #ifdef MARTII
 	char *fe_off = getenv("FE_OFFSET");
 	if (fe_off)
-		sscanf(fe_off, "%d", &caps.dmx_offset);
+		sscanf(fe_off, "%d", &caps.fe_offset);
 #endif
 	fd = open (FP_DEV, O_RDWR);
 	if (fd != -1) {