diff --git a/Makefile b/Makefile
index d738a02..6f348a9 100644
--- a/Makefile
+++ b/Makefile
@@ -22,8 +22,8 @@ debug : CFLAGS += -g -Og
 debug : evga-icx
 
 clean :
-	rm evga-icx
 	rm *.o
 	rm *.d
+	rm evga-icx
 	
 -include $(OBJS:.o=.d)
\ No newline at end of file
diff --git a/blackwell-sensors.h b/blackwell-sensors.h
index b71c22c..1159dc6 100644
--- a/blackwell-sensors.h
+++ b/blackwell-sensors.h
@@ -3,7 +3,8 @@
 
 #include "card.h"
 
-#endif
+
 
 int find_blackwell_gpus(struct card_info *infos, int num_gpus, int max_gpus);
-void print_blackwell_info(int compact, int overwrite, struct card_info *gpu);
\ No newline at end of file
+void print_blackwell_info(int compact, int overwrite, struct card_info *gpu);
+#endif
\ No newline at end of file
diff --git a/card.h b/card.h
index 484c868..3250eb0 100644
--- a/card.h
+++ b/card.h
@@ -1,3 +1,6 @@
+#ifndef CARD_H
+#define CARD_H
+
 #define NVIDIA_VEN                                      0x10DE
 
 #define NVIDIA_RTX3060_DEV                              0x2503
@@ -36,3 +39,4 @@ struct card_info {
 unsigned short read_pci_id(char *device_path, char *field);
 char *read_nvidia_pci_address(char *device_path);
 void mmap_bar0(struct card_info *card);
+#endif
\ No newline at end of file
diff --git a/gddr6.h b/gddr6.h
index 1460a8d..1e1c92e 100644
--- a/gddr6.h
+++ b/gddr6.h
@@ -1,3 +1,5 @@
+#ifndef GDDR6_H
+#define GDDR6_H
 #include "evga-card.h"
 
 struct device_offset {
@@ -8,3 +10,4 @@ struct device_offset {
 
 float get_vram_temp(struct card_info *card);
 float get_hotspot_temp(struct card_info *card);
+#endif
\ No newline at end of file