diff --git a/v1.1.2/makefile.in b/v1.1.2/makefile.in
index 75f0538..c81b424 100644
--- a/v1.1.2/makefile.in
+++ b/v1.1.2/makefile.in
@@ -68,28 +68,28 @@ clean:
 	rm -rf host*
 
 install:
-	$(MKIDIRS) $(bin_dir)
-	$(INSTALL_PROGRAM) bin/snow $(bin_dir)/snow
-	$(INSTALL_PROGRAM) bin/snowman $(bin_dir)/snowman
-	$(INSTALL_PROGRAM) bin/snowfort $(bin_dir)/snowfort
-	$(MKIDIRS) $(base_dir)
+	$(MKIDIRS) $(DESTDIR)$(bin_dir)
+	$(INSTALL_PROGRAM) bin/snow $(DESTDIR)$(bin_dir)/snow
+	$(INSTALL_PROGRAM) bin/snowman $(DESTDIR)$(bin_dir)/snowman
+	$(INSTALL_PROGRAM) bin/snowfort $(DESTDIR)$(bin_dir)/snowfort
+	$(MKIDIRS) $(DESTDIR)$(base_dir)
 	@for file in $(BASE_FILES); do \
 	  echo $(INSTALL_SOURCE) base/$$file $(base_dir)/$$file; \
-	  $(INSTALL_SOURCE) base/$$file $(base_dir)/$$file; \
+	  $(INSTALL_SOURCE) base/$$file $(DESTDIR)$(base_dir)/$$file; \
 	done
-	$(MKIDIRS) $(pack_dir)
+	$(MKIDIRS) $(DESTDIR)$(pack_dir)
 	@for pkg in $(CORE_PACKAGES); do \
 	  VERSIONS=`ls pack/$$pkg`; \
-	  $(MKIDIRS) $(pack_dir)/$$pkg; \
+	  $(MKIDIRS) $(DESTDIR)$(pack_dir)/$$pkg; \
 	  for ver in $$VERSIONS; do \
 	    SUBDIRS=`ls pack/$$pkg/$$ver`; \
-	    $(MKIDIRS) $(pack_dir)/$$pkg/$$ver; \
+	    $(MKIDIRS) $(DESTDIR)$(pack_dir)/$$pkg/$$ver; \
 	    for sub in $$SUBDIRS; do \
 	      FILES=`ls pack/$$pkg/$$ver/$$sub`; \
-	      $(MKIDIRS) $(pack_dir)/$$pkg/$$ver/$$sub; \
+	      $(MKIDIRS) $(DESTDIR)$(pack_dir)/$$pkg/$$ver/$$sub; \
 	      for file in $$FILES; do \
 	        echo $(INSTALL_SOURCE) pack/$$pkg/$$ver/$$sub/$$file $(pack_dir)/$$pkg/$$ver/$$sub/$$file; \
-	        $(INSTALL_SOURCE) pack/$$pkg/$$ver/$$sub/$$file $(pack_dir)/$$pkg/$$ver/$$sub/$$file; \
+	        $(INSTALL_SOURCE) pack/$$pkg/$$ver/$$sub/$$file $(DESTDIR)$(pack_dir)/$$pkg/$$ver/$$sub/$$file; \
 	      done; \
 	    done; \
 	  done; \
@@ -97,17 +97,17 @@ install:
 	@for snow_host in $(all_snow_hosts); do \
 	  echo "Setting up for SNOW_HOST=$$snow_host"; \
 	  for pkg in $(CORE_PACKAGES); do \
-	    VERSIONS=`ls $(pack_dir)/$$pkg`; \
+	    VERSIONS=`ls $(DESTDIR)$(pack_dir)/$$pkg`; \
 	    for ver in $$VERSIONS; do \
 	      echo "  compiling $$pkg/$$ver"; \
-	      (cd $(pack_dir)/$$pkg/$$ver/snow && \
+	      (cd $(DESTDIR)$(pack_dir)/$$pkg/$$ver/snow && \
 	      SNOW_HOST="$$snow_host" "$(bin_dir)/snow" --compile "$$pkg.scm" \
 	      ) || exit 1; \
 	    done \
 	  done \
 	done
-	rm -f $(snow_site_current_dir)
-	ln -s $(snow_site_dir) $(snow_site_current_dir)
+	rm -f $(DESTDIR)$(snow_site_current_dir)
+	ln -s $(snow_site_dir) $(DESTDIR)$(snow_site_current_dir)
 	@echo "Don't forget to add $(snow_site_current_dir)/bin to your PATH"
 
 uninstall: