diff --git a/mi/micmap.c b/mi/micmap.c
index 1259bbba24..e20d41df84 100644
--- a/mi/micmap.c
+++ b/mi/micmap.c
@@ -41,6 +41,8 @@
 #include "globals.h"
 #include "micmap.h"
 
+#define MIN_TRUE_DEPTH  6
+
 #define ALL_VISUALS     (StaticGrayMask|GrayScaleMask|StaticColorMask|\
                          PseudoColorMask|TrueColorMask|DirectColorMask)
 #define LARGE_VISUALS   (TrueColorMask|DirectColorMask)
diff --git a/mi/micmap.h b/mi/micmap.h
index eeb70c4ae1..aebc02a1c9 100644
--- a/mi/micmap.h
+++ b/mi/micmap.h
@@ -36,7 +36,6 @@ extern _X_EXPORT Bool miInitVisuals(VisualPtr *, DepthPtr *, int *, int *,
                                     int *, VisualID *, unsigned long, int, int);
 
 #define MAX_PSEUDO_DEPTH	10
-#define MIN_TRUE_DEPTH		6
 
 #define StaticGrayMask	(1 << StaticGray)
 #define GrayScaleMask	(1 << GrayScale)