diff --git a/src/REL/m446Dll/camera.c b/src/REL/m446Dll/camera.c
index f7c402a5..85c39250 100644
--- a/src/REL/m446Dll/camera.c
+++ b/src/REL/m446Dll/camera.c
@@ -1,4 +1,4 @@
-#include "REL/m446dll.h"
+#include "REL/m446Dll.h"
 
 #include "math.h"
 #include "game/hsfman.h"
diff --git a/src/REL/m446Dll/card.c b/src/REL/m446Dll/card.c
index 5f8ffb33..eac82b2b 100644
--- a/src/REL/m446Dll/card.c
+++ b/src/REL/m446Dll/card.c
@@ -1,4 +1,4 @@
-#include "REL/m446dll.h"
+#include "REL/m446Dll.h"
 
 #include "game/hsfman.h"
 #include "math.h"
diff --git a/src/REL/m446Dll/deck.c b/src/REL/m446Dll/deck.c
index 5d35c30c..0e14dc2d 100644
--- a/src/REL/m446Dll/deck.c
+++ b/src/REL/m446Dll/deck.c
@@ -1,4 +1,4 @@
-#include "REL/m446dll.h"
+#include "REL/m446Dll.h"
 
 #include "math.h"
 
diff --git a/src/REL/m446Dll/main.c b/src/REL/m446Dll/main.c
index 2b39dcb4..c9ab457e 100644
--- a/src/REL/m446Dll/main.c
+++ b/src/REL/m446Dll/main.c
@@ -1,4 +1,4 @@
-#include "REL/m446dll.h"
+#include "REL/m446Dll.h"
 #include "rel_sqrt_consts.h"
 
 #include "game/gamework_data.h"
diff --git a/src/REL/m446Dll/player.c b/src/REL/m446Dll/player.c
index 5ce083bd..7144e7fc 100644
--- a/src/REL/m446Dll/player.c
+++ b/src/REL/m446Dll/player.c
@@ -1,4 +1,4 @@
-#include "REL/m446dll.h"
+#include "REL/m446Dll.h"
 
 #include "math.h"
 #include "game/gamework_data.h"