diff --git a/src/Draw.cpp b/src/Draw.cpp
index d3f9d193..b59190a7 100644
--- a/src/Draw.cpp
+++ b/src/Draw.cpp
@@ -1,6 +1,7 @@
 #include <stddef.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <string.h>
 
 #ifdef WINDOWS
 #define RECT WINRECT
diff --git a/src/Main.cpp b/src/Main.cpp
index 95275ee6..310cb7a0 100644
--- a/src/Main.cpp
+++ b/src/Main.cpp
@@ -2,6 +2,7 @@
 
 #include <stddef.h>
 #include <stdint.h>
+#include <stdio.h>
 #include <string.h>
 
 #include <SDL.h>
diff --git a/src/Organya.cpp b/src/Organya.cpp
index 14e9bba7..ba58ef14 100644
--- a/src/Organya.cpp
+++ b/src/Organya.cpp
@@ -2,6 +2,7 @@
 
 #include <stddef.h>
 #include <stdint.h>
+#include <stdio.h>
 #include <string.h>
 
 #include <SDL_rwops.h>