diff --git a/Makefile b/Makefile
index 44bda18..aa9b33b 100644
--- a/Makefile
+++ b/Makefile
@@ -44,14 +44,13 @@ TARGET = coolerdash
 
 # Directories
 SRCDIR = src
-INCDIR = include
 OBJDIR = build
 BINDIR = bin
 
 # Source code files
 MAIN_SOURCE = $(SRCDIR)/main.c
 SRC_MODULES = $(SRCDIR)/config.c $(SRCDIR)/coolercontrol.c $(SRCDIR)/display.c $(SRCDIR)/monitor.c
-HEADERS = $(INCDIR)/config.h $(INCDIR)/coolercontrol.h $(INCDIR)/display.h $(INCDIR)/monitor.h
+HEADERS = $(SRCDIR)/config.h $(SRCDIR)/coolercontrol.h $(SRCDIR)/display.h $(SRCDIR)/monitor.h
 OBJECTS = $(patsubst $(SRCDIR)/%.c,$(OBJDIR)/%.o,$(SRC_MODULES))
 
 SERVICE = etc/systemd/coolerdash.service
diff --git a/src/config.c b/src/config.c
index 156d1c2..1f6d75e 100644
--- a/src/config.c
+++ b/src/config.c
@@ -27,8 +27,8 @@
 // cppcheck-suppress-end missingIncludeSystem
 
 // Include project headers
-#include "../include/config.h"
-#include "../include/coolercontrol.h"
+#include "config.h"
+#include "coolercontrol.h"
 
 /**
  * @brief Global logging implementation for all modules except main.c
diff --git a/include/config.h b/src/config.h
similarity index 100%
rename from include/config.h
rename to src/config.h
diff --git a/src/coolercontrol.c b/src/coolercontrol.c
index eb43068..4e82153 100644
--- a/src/coolercontrol.c
+++ b/src/coolercontrol.c
@@ -30,8 +30,8 @@
 // cppcheck-suppress-end missingIncludeSystem
 
 // Include project headers
-#include "../include/config.h"
-#include "../include/coolercontrol.h"
+#include "config.h"
+#include "coolercontrol.h"
 
 /**
  * @brief Secure string copy with bounds checking.
diff --git a/include/coolercontrol.h b/src/coolercontrol.h
similarity index 100%
rename from include/coolercontrol.h
rename to src/coolercontrol.h
diff --git a/src/display.c b/src/display.c
index be6d511..87e971c 100644
--- a/src/display.c
+++ b/src/display.c
@@ -30,10 +30,10 @@
 // cppcheck-suppress-end missingIncludeSystem
 
 // Include project headers
-#include "../include/config.h"
-#include "../include/display.h"
-#include "../include/coolercontrol.h"
-#include "../include/monitor.h"
+#include "config.h"
+#include "display.h"
+#include "coolercontrol.h"
+#include "monitor.h"
 
 /**
  * @brief Convert color component to cairo format.
diff --git a/include/display.h b/src/display.h
similarity index 100%
rename from include/display.h
rename to src/display.h
diff --git a/src/main.c b/src/main.c
index 8ae29ce..641dbb5 100644
--- a/src/main.c
+++ b/src/main.c
@@ -36,10 +36,10 @@
 // cppcheck-suppress-end missingIncludeSystem
 
 // Include project headers
-#include "../include/config.h"
-#include "../include/coolercontrol.h"
-#include "../include/display.h"
-#include "../include/monitor.h"
+#include "config.h"
+#include "coolercontrol.h"
+#include "display.h"
+#include "monitor.h"
 
 // Security and performance constants
 #define DEFAULT_VERSION "unknown"
diff --git a/src/monitor.c b/src/monitor.c
index c9c93dd..9ad3d4f 100644
--- a/src/monitor.c
+++ b/src/monitor.c
@@ -25,9 +25,9 @@
 // cppcheck-suppress-end missingIncludeSystem
 
 // Include project headers
-#include "../include/config.h"
-#include "../include/monitor.h"
-#include "../include/coolercontrol.h"
+#include "config.h"
+#include "monitor.h"
+#include "coolercontrol.h"
 
 /**
  * @brief Extract temperature from device status history
diff --git a/include/monitor.h b/src/monitor.h
similarity index 100%
rename from include/monitor.h
rename to src/monitor.h