diff --git a/Source/Glide64/3dmath.cpp b/Source/Glide64/3dmath.cpp
index 04974f30b..c27a29a43 100644
--- a/Source/Glide64/3dmath.cpp
+++ b/Source/Glide64/3dmath.cpp
@@ -37,7 +37,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 extern "C" {
 #ifndef NOSSE
 #include <xmmintrin.h>
diff --git a/Source/Glide64/Combine.cpp b/Source/Glide64/Combine.cpp
index 8c7a3b537..aa7cc111d 100644
--- a/Source/Glide64/Combine.cpp
+++ b/Source/Glide64/Combine.cpp
@@ -37,7 +37,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "Util.h"
 #include "Combine.h"
 
diff --git a/Source/Glide64/Config.cpp b/Source/Glide64/Config.cpp
index 204603e19..90b988e29 100644
--- a/Source/Glide64/Config.cpp
+++ b/Source/Glide64/Config.cpp
@@ -45,7 +45,7 @@
 
 // -*- C++ -*- generated by wxGlade 0.6.3 on Tue Oct 07 22:39:28 2008
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "DepthBufferRender.h"
 #include "Config.h"
 #include <wx/file.h>
diff --git a/Source/Glide64/Debugger.cpp b/Source/Glide64/Debugger.cpp
index 15cd6a9f3..9364139e2 100644
--- a/Source/Glide64/Debugger.cpp
+++ b/Source/Glide64/Debugger.cpp
@@ -37,7 +37,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "Util.h"
 #include "Debugger.h"
 
diff --git a/Source/Glide64/DepthBufferRender.cpp b/Source/Glide64/DepthBufferRender.cpp
index 3c1c0410d..1845d180f 100644
--- a/Source/Glide64/DepthBufferRender.cpp
+++ b/Source/Glide64/DepthBufferRender.cpp
@@ -45,7 +45,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "rdp.h"
 #include "DepthBufferRender.h"
 
diff --git a/Source/Glide64/FBtoScreen.cpp b/Source/Glide64/FBtoScreen.cpp
index 3833b308a..b59aa9e5d 100644
--- a/Source/Glide64/FBtoScreen.cpp
+++ b/Source/Glide64/FBtoScreen.cpp
@@ -43,7 +43,7 @@
 //****************************************************************
 
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "FBtoScreen.h"
 #include "TexCache.h"
 
diff --git a/Source/Glide64/Gfx #1.3.h b/Source/Glide64/Gfx_1.3.h
similarity index 100%
rename from Source/Glide64/Gfx #1.3.h
rename to Source/Glide64/Gfx_1.3.h
diff --git a/Source/Glide64/Keys.cpp b/Source/Glide64/Keys.cpp
index 83ee5cb05..e0312f54b 100644
--- a/Source/Glide64/Keys.cpp
+++ b/Source/Glide64/Keys.cpp
@@ -43,7 +43,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 
 Glide64Keys::Glide64Keys()
 {
diff --git a/Source/Glide64/Main.cpp b/Source/Glide64/Main.cpp
index d084d8279..f4d9b3684 100644
--- a/Source/Glide64/Main.cpp
+++ b/Source/Glide64/Main.cpp
@@ -37,7 +37,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "Version.h"
 #include <Common/std string.h>
 #include <Settings/Settings.h>
diff --git a/Source/Glide64/TexBuffer.cpp b/Source/Glide64/TexBuffer.cpp
index ef4582fdc..d10741bed 100644
--- a/Source/Glide64/TexBuffer.cpp
+++ b/Source/Glide64/TexBuffer.cpp
@@ -42,7 +42,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "TexBuffer.h"
 #include "CRC.h"
 
diff --git a/Source/Glide64/TexCache.cpp b/Source/Glide64/TexCache.cpp
index d401a2b06..12915b432 100644
--- a/Source/Glide64/TexCache.cpp
+++ b/Source/Glide64/TexCache.cpp
@@ -37,7 +37,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "TexCache.h"
 #include "Combine.h"
 
diff --git a/Source/Glide64/Texture.asm.cpp b/Source/Glide64/Texture.asm.cpp
index 018126f1a..fbfdabea1 100644
--- a/Source/Glide64/Texture.asm.cpp
+++ b/Source/Glide64/Texture.asm.cpp
@@ -36,7 +36,7 @@
 ****************************************************************
 */
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 
 /****************************************************************
 
diff --git a/Source/Glide64/Util.cpp b/Source/Glide64/Util.cpp
index 4a9923697..ce7d25fa5 100644
--- a/Source/Glide64/Util.cpp
+++ b/Source/Glide64/Util.cpp
@@ -37,7 +37,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include "Util.h"
 #include "Combine.h"
 #include "3dmath.h"
diff --git a/Source/Glide64/rdp.cpp b/Source/Glide64/rdp.cpp
index 59d348eb4..e7397e08b 100644
--- a/Source/Glide64/rdp.cpp
+++ b/Source/Glide64/rdp.cpp
@@ -37,7 +37,7 @@
 //
 //****************************************************************
 
-#include "Gfx #1.3.h"
+#include "Gfx_1.3.h"
 #include <wx/confbase.h>
 #include "3dmath.h"
 #include "Util.h"