diff --git a/Makefile b/Makefile
index 1510c0d..e876b82 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 README.md:
 	cp README.tpl.md README.md
-	grep -Eo '\$$\{[A-Z][^\}]*\}' docker-entrypoint.sh | sed -E 's/\$$\{([^:]*)(|:-(.*))\}/| \1 | `\3` |/' | sort | uniq >>README.md
+	grep -Eo '\$$\{[A-Z][^\}]*\}' docker-entrypoint.sh | sed -E -e 's/\$$\{([^:]*)(|:-(.*))\}/| \1 | `\3` |/' -e 's/``//' | sort | uniq >>README.md
 
 .PHONY: README.md
 
diff --git a/README.md b/README.md
index 0d94c55..09c2ab3 100644
--- a/README.md
+++ b/README.md
@@ -7,16 +7,16 @@ This is a container setup for the [Go variant](https://github.com/librespeed/spe
 | ENV Variable | Default Value |
 | ------------ | ------------- |
 | ASSETS_PATH | `/usr/local/share/speedtest` |
-| BIND_ADDR | `` |
+| BIND_ADDR |  |
 | DB_FILE | `/data/speedtest.db` |
-| DB_HOST | `` |
-| DB_NAME | `` |
-| DB_PASS | `` |
+| DB_HOST |  |
+| DB_NAME |  |
+| DB_PASS |  |
 | DB_TYPE | `bolt` |
-| DB_USER | `` |
-| IPINFO_API_KEY | `` |
+| DB_USER |  |
+| IPINFO_API_KEY |  |
 | LISTEN_PORT | `8989` |
 | REDACT_IP_ADDRESSES | `true` |
 | SERVER_LAT | `0` |
 | SERVER_LON | `0` |
-| STATISTICS_PASSWORD | `` |
+| STATISTICS_PASSWORD |  |