diff --git a/macosx/Makefile b/macosx/Makefile
index 5e6bbeee0..f0aee4bb0 100644
--- a/macosx/Makefile
+++ b/macosx/Makefile
@@ -38,7 +38,7 @@ $(IMAGE_NAME): $(IMAGE_STAGING_DIR)/$(PKG_NAME) $(EXTRA_DIST_FILES)
 	rm -f $@
 	hdiutil create -imagekey zlib-level=9 -srcfolder $(IMAGE_STAGING_DIR) $@
 
-$(IMAGE_STAGING_DIR)/$(PKG_NAME): stage-nmap stage-zenmap
+$(IMAGE_STAGING_DIR)/$(PKG_NAME): stage-nmap stage-zenmap README COPYING.formatted
 	mkdir -p $(IMAGE_STAGING_DIR)
 	$(PACKAGEMAKER) --doc nmap.pmdoc --title "Nmap $(NMAP_VERSION)" -o $@
 
@@ -70,11 +70,16 @@ $(IMAGE_STAGING_DIR)/COPYING:
 	mkdir -p $(IMAGE_STAGING_DIR)
 	cp -f ../COPYING $(IMAGE_STAGING_DIR)/
 
+COPYING.formatted:
+# Use the license formatter from the Windows installer.
+	../mswin32/license-format/licformat.sh ../COPYING > $@
+
 clean:
 	rm -rf $(IMAGE_STAGING_DIR)
 	rm -rf $(NMAP_STAGING_DIR)
 	rm -rf $(ZENMAP_STAGING_DIR)
 	rm -rf $(NMAP_BUILD_DIR)
+	rm -f COPYING.formatted:
 	rm -f $(IMAGE_NAME)
 
 .PHONY: clean
diff --git a/macosx/nmap.pmdoc/index.xml b/macosx/nmap.pmdoc/index.xml
index a460370aa..196e174b8 100644
--- a/macosx/nmap.pmdoc/index.xml
+++ b/macosx/nmap.pmdoc/index.xml
@@ -25,7 +25,7 @@
   <resources bg-scale="none" bg-align="topleft">
     <locale lang="en">
       <resource relative="true" type="welcome">README</resource>
-      <resource relative="true" type="license">../COPYING</resource>
+      <resource relative="true" type="license">COPYING.formatted</resource>
     </locale>
   </resources>
   <flags />