diff --git a/bin/makefile-darwin.386-x b/bin/makefile-darwin.386-x
index bb393a6..86ea8b1 100644
--- a/bin/makefile-darwin.386-x
+++ b/bin/makefile-darwin.386-x
@@ -26,8 +26,8 @@ DFLAGS = $(DEBUGFLAGS) -DFSERROR -DNEW_STORAGE -DMACOSX -DOLD_CURSOR \
 	-DBYTESWAP -DFORKCOMM -DNOFORN -DLOGINT  $(XFLAGS) \
 	-DRELEASE=351 -DSTACKCHECK -DFSBCHECK -DPCTRACE
 
-LDFLAGS = -L/usr/X11/lib -lX11 -lm
-LDELDFLAGS =  -L/usr/X11/lib -lX11 -lm
+LDFLAGS = -L/opt/X11/lib -lX11 -lm
+LDELDFLAGS =  -L/opt/X11/lib -lX11 -lm
 
 INLINE = # $(SRCDIR)dspSPARC.il
 BITBLTFILE = # $(OBJECTDIR)bbtSPARC.o
diff --git a/bin/makefile-darwin.aarch64-x b/bin/makefile-darwin.aarch64-x
index f184e93..d020b28 100644
--- a/bin/makefile-darwin.aarch64-x
+++ b/bin/makefile-darwin.aarch64-x
@@ -26,8 +26,8 @@ DFLAGS = $(DEBUGFLAGS) -DFSERROR -DNEW_STORAGE -DMACOSX -DOLD_CURSOR \
 	-DBYTESWAP -DFORKCOMM -DNOFORN -DLOGINT  $(XFLAGS) \
 	-DRELEASE=351
 
-LDFLAGS = -L/usr/X11/lib -lX11 -lm
-LDELDFLAGS =  -L/usr/X11/lib -lX11 -lm
+LDFLAGS = -L/opt/X11/lib -lX11 -lm
+LDELDFLAGS =  -L/opt/X11/lib -lX11 -lm
 
 INLINE = # $(SRCDIR)dspSPARC.il
 BITBLTFILE = # $(OBJECTDIR)bbtSPARC.o
diff --git a/bin/makefile-darwin.x86_64-x b/bin/makefile-darwin.x86_64-x
index 1db5ae0..81f8818 100644
--- a/bin/makefile-darwin.x86_64-x
+++ b/bin/makefile-darwin.x86_64-x
@@ -26,8 +26,8 @@ DFLAGS = $(DEBUGFLAGS) -DFSERROR -DNEW_STORAGE -DMACOSX -DOLD_CURSOR \
 	-DBYTESWAP -DFORKCOMM -DNOFORN -DLOGINT  $(XFLAGS) \
 	-DRELEASE=351
 
-LDFLAGS = -L/usr/X11/lib -lX11 -lm
-LDELDFLAGS =  -L/usr/X11/lib -lX11 -lm
+LDFLAGS = -L/opt/X11/lib -lX11 -lm
+LDELDFLAGS =  -L/opt/X11/lib -lX11 -lm
 
 INLINE = # $(SRCDIR)dspSPARC.il
 BITBLTFILE = # $(OBJECTDIR)bbtSPARC.o