diff --git a/libsrc/geos-common/dlgbox/dlgboxfileselect.s b/libsrc/geos-common/dlgbox/dlgboxfileselect.s
index 7acb6b9ed..b9a073c0c 100644
--- a/libsrc/geos-common/dlgbox/dlgboxfileselect.s
+++ b/libsrc/geos-common/dlgbox/dlgboxfileselect.s
@@ -11,8 +11,8 @@
 
 		.include "jumptab.inc"
 		.include "geossym.inc"
+		.include "geosmac.inc"
 		.include "const.inc"
-		.include "geosmac.ca65.inc"
 
 .code
 
diff --git a/libsrc/geos-common/geosmac.ca65.inc b/libsrc/geos-common/geosmac.inc
similarity index 100%
rename from libsrc/geos-common/geosmac.ca65.inc
rename to libsrc/geos-common/geosmac.inc
diff --git a/libsrc/geos-common/graph/drawline.s b/libsrc/geos-common/graph/drawline.s
index ebbdc645d..74cb67b74 100644
--- a/libsrc/geos-common/graph/drawline.s
+++ b/libsrc/geos-common/graph/drawline.s
@@ -12,7 +12,7 @@
 
 	    .include "jumptab.inc"
 	    .include "geossym.inc"
-	    .include "geosmac.ca65.inc"
+	    .include "geosmac.inc"
 
 _DrawLine:
 	tay
diff --git a/testcode/grc/vlir0.s b/testcode/grc/vlir0.s
index 302f4396b..bdb38b51b 100644
--- a/testcode/grc/vlir0.s
+++ b/testcode/grc/vlir0.s
@@ -8,7 +8,7 @@
 	    .include "../../libsrc/geos/inc/const.inc"
 	    .include "../../libsrc/geos/inc/jumptab.inc"
 	    .include "../../libsrc/geos/inc/geossym.inc"
-	    .include "../../libsrc/geos/inc/geosmac.ca65.inc"
+	    .include "../../libsrc/geos/inc/geosmac.inc"
 
     ; import load addresses for all VLIR chains
     ; these labels are defined upon linking with ld65
diff --git a/testcode/grc/vlir1.s b/testcode/grc/vlir1.s
index 530de4ec4..bebb028b3 100644
--- a/testcode/grc/vlir1.s
+++ b/testcode/grc/vlir1.s
@@ -8,7 +8,7 @@
 	    .include "../../libsrc/geos/inc/const.inc"
 	    .include "../../libsrc/geos/inc/jumptab.inc"
 	    .include "../../libsrc/geos/inc/geossym.inc"
-	    .include "../../libsrc/geos/inc/geosmac.ca65.inc"
+	    .include "../../libsrc/geos/inc/geosmac.inc"
 
     ; export names of functions that will be used in the main program
 
diff --git a/testcode/grc/vlir2.s b/testcode/grc/vlir2.s
index d3fb28264..d376eee1b 100644
--- a/testcode/grc/vlir2.s
+++ b/testcode/grc/vlir2.s
@@ -8,7 +8,7 @@
 	    .include "../../libsrc/geos/inc/const.inc"
 	    .include "../../libsrc/geos/inc/jumptab.inc"
 	    .include "../../libsrc/geos/inc/geossym.inc"
-	    .include "../../libsrc/geos/inc/geosmac.ca65.inc"
+	    .include "../../libsrc/geos/inc/geosmac.inc"
 
 	    .export OVERLAY2_Function1
 	    .export OVERLAY2_Function2