diff --git a/include/cpu.h b/include/cpu.h
index fb549ac..20608ec 100644
--- a/include/cpu.h
+++ b/include/cpu.h
@@ -1,5 +1,5 @@
-#ifndef CPU_H
-#define CPU_H
+#ifndef LINUXSMARTIE_CPU_H
+#define LINUXSMARTIE_CPU_H
 
 #include <stdint.h>
 
@@ -21,7 +21,7 @@ struct cpu_sensors_t {
 	// double vcore;
 	// double vsoc;
 	uint32_t avg_freq;
-	char hwmon[128];
+	char hwmon[64];
 };
 
 void cpu_detect(struct cpu_sensors_t *t, const char *pci_dev);
diff --git a/include/gpu.h b/include/gpu.h
index 3873b54..56b04ba 100644
--- a/include/gpu.h
+++ b/include/gpu.h
@@ -1,5 +1,5 @@
-#ifndef GPU_H
-#define GPU_H
+#ifndef LINUXSMARTIE_GPU_H
+#define LINUXSMARTIE_GPU_H
 
 #include <stdbool.h>
 #include <stdint.h>
@@ -33,7 +33,7 @@ struct gpu_sensors_t {
 	uint8_t usage_media;
 	uint8_t usage_umc;
 
-	char hwmon[128];
+	char hwmon[64];
 };
 
 void gpu_detect(struct gpu_sensors_t *t, const char *pci);
diff --git a/include/log.h b/include/log.h
index 7993b86..4d3d439 100644
--- a/include/log.h
+++ b/include/log.h
@@ -1,5 +1,5 @@
-#ifndef LOG_H
-#define LOG_H
+#ifndef LINUXSMARTIE_LOG_H
+#define LINUXSMARTIE_LOG_H
 
 /* ── kill switch ────────────────────────────────────────────────────────── */
 /* comment out to disable all logging */
diff --git a/include/sys.h b/include/sys.h
index 84af667..c902344 100644
--- a/include/sys.h
+++ b/include/sys.h
@@ -16,19 +16,19 @@ struct memory_t {
 
 struct disk_t {
 	struct memory_t usage;
-	char mountpoint[256];
+	char mountpoint[64];
 };
 
 struct network_t {
 	uint32_t download;
 	uint32_t upload;
-	char device[32];
+	char device[16];
 };
 
 struct syssensors_t {
 	uint16_t fan_speed[2]; // left and right cpu fans
 	int16_t t_sensor;      // ntc temp sensor
-	char hwmon[128];
+	char hwmon[64];
 };
 
 void sys_get_time(struct time_date_t *td);
@@ -42,6 +42,7 @@ void sys_get_disk(struct disk_t *disk);
 void sys_get_network(struct network_t *network);
 
 void sys_detect(struct syssensors_t *s, const char *platform);
+
 void sys_update_sensors(struct syssensors_t *s);
 
 #endif // LINUXSMARTIE_SYS_H
\ No newline at end of file