diff --git a/src/configuration.cpp b/src/configuration.cpp
index d65bbc6..afac9a4 100644
--- a/src/configuration.cpp
+++ b/src/configuration.cpp
@@ -21,6 +21,7 @@ ConfigurationManagement::ConfigurationManagement(String FilePath)
 	}
 }
 
+// cppcheck-suppress unusedFunction
 Configuration ConfigurationManagement::readConfiguration()
 {
 	File file = SPIFFS.open(mFilePath);
diff --git a/src/display.cpp b/src/display.cpp
index c705427..f45a6de 100644
--- a/src/display.cpp
+++ b/src/display.cpp
@@ -9,6 +9,7 @@
 
 Adafruit_SSD1306 display(128, 64, &Wire, OLED_RST);
 
+// cppcheck-suppress unusedFunction
 void setup_display()
 {
 	pinMode(OLED_RST, OUTPUT);
@@ -34,6 +35,7 @@ void setup_display()
 	display.display();
 }
 
+// cppcheck-suppress unusedFunction
 void show_display(String header, int wait)
 {
 	display.clearDisplay();
@@ -47,6 +49,7 @@ void show_display(String header, int wait)
 	delay(wait);
 }
 
+// cppcheck-suppress unusedFunction
 void show_display(String header, String line1, int wait)
 {
 	display.clearDisplay();
@@ -63,6 +66,7 @@ void show_display(String header, String line1, int wait)
 	delay(wait);
 }
 
+// cppcheck-suppress unusedFunction
 void show_display(String header, String line1, String line2, int wait)
 {
 	display.clearDisplay();
@@ -81,6 +85,7 @@ void show_display(String header, String line1, String line2, int wait)
 	delay(wait);
 }
 
+// cppcheck-suppress unusedFunction
 void show_display(String header, String line1, String line2, String line3, int wait)
 {
 	display.clearDisplay();
@@ -101,6 +106,7 @@ void show_display(String header, String line1, String line2, String line3, int w
 	delay(wait);
 }
 
+// cppcheck-suppress unusedFunction
 void show_display(String header, String line1, String line2, String line3, String line4, int wait)
 {
 	display.clearDisplay();
@@ -123,6 +129,7 @@ void show_display(String header, String line1, String line2, String line3, Strin
 	delay(wait);
 }
 
+// cppcheck-suppress unusedFunction
 void show_display(String header, String line1, String line2, String line3, String line4, String line5, int wait)
 {
 	display.clearDisplay();