diff --git a/Source/Makefile.in b/Source/Makefile.in
index 2dec8761c..3a515e0cc 100644
--- a/Source/Makefile.in
+++ b/Source/Makefile.in
@@ -253,7 +253,7 @@ IMPORT_LIBRARY=@IMPORT_LIBRARY@
 # targets
 #
 
-all: header_links src
+all: header_links src gpbs
 
 header_links:
 	-rm -rf ../Headers/AppKit
@@ -263,6 +263,10 @@ header_links:
 
 src: @STATIC_LIBRARY@ @SHARED_LIBRARY@
 
+gpbs: gpbs.m
+	$(CC) $(ALL_CPPFLAGS) $(DEFS) $(ALL_OBJCFLAGS) -g -w -o $@ $< \
+	NSPasteboard.o $(LIBS)
+
 # library
 $(MAIN_FILE)$(libext): $(OBJS)
 	$(AR) $(ARFLAGS) $(AROUT)$(MAIN_FILE)$(libext) $(OBJS)