diff --git a/debian/rules b/debian/rules
index 899d5e1..bc30b2c 100755
--- a/debian/rules
+++ b/debian/rules
@@ -19,13 +19,18 @@ override_dh_auto_build:
 
 	postcss --config build/postcss.config.js --replace 'dist/tmp/*.css' '!dist/tmp/*.min.css'
 
+	for FILE in dist/tmp/*.css; \
+	do \
+		sed -i -e "s|\(sourceMappingURL\)=data.*|\1=$$(basename $${FILE}).map \*/|" $${FILE}; \
+	done
+
 	cp -v dist/tmp/*.css dist/css/
 	cp -v dist/tmp/*.css.map dist/css/
 
-	esbuild dist/tmp/bootstrap.css --sourcemap --outfile=dist/css/bootstrap.min.css --minify
-	esbuild dist/tmp/bootstrap-grid.css --sourcemap --outfile=dist/css/bootstrap-grid.min.css --minify
-	esbuild dist/tmp/bootstrap-reboot.css --sourcemap --outfile=dist/css/bootstrap-reboot.min.css --minify
-	esbuild dist/tmp/bootstrap-utilities.css --sourcemap --outfile=dist/css/bootstrap-utilities.min.css --minify
+	esbuild dist/css/bootstrap.css --sourcemap --outfile=dist/css/bootstrap.min.css --minify
+	esbuild dist/css/bootstrap-grid.css --sourcemap --outfile=dist/css/bootstrap-grid.min.css --minify
+	esbuild dist/css/bootstrap-reboot.css --sourcemap --outfile=dist/css/bootstrap-reboot.min.css --minify
+	esbuild dist/css/bootstrap-utilities.css --sourcemap --outfile=dist/css/bootstrap-utilities.min.css --minify
 
 	rm -rf dist/tmp