diff --git a/README.md b/README.md
index a214f2f52ce..afb507960b3 100644
--- a/README.md
+++ b/README.md
@@ -1063,9 +1063,9 @@ In Minecraft 1.13+ you need to pass json ([generator site](https://misode.github
 
 You can set a link to a custom resource pack and set it's checksum using the `RESOURCE_PACK` and `RESOURCE_PACK_SHA1` options respectively, the default is blank:
 
-    docker run -d -e 'RESOURCE_PACK=http\://link.com/to/pack.zip?\=1' -e 'RESOURCE_PACK_SHA1=d5db29cd03a2ed055086cef9c31c252b4587d6d0'
+    docker run -d -e 'RESOURCE_PACK=http://link.com/to/pack.zip?=1' -e 'RESOURCE_PACK_SHA1=d5db29cd03a2ed055086cef9c31c252b4587d6d0'
 
-**NOTE:** `:` and `=` must be escaped using `\`. The checksum plain-text hexadecimal.
+You can enforce the resource pack on clients by setting `RESOURCE_PACK_ENFORCE` to `TRUE` (default: `FALSE`).
 
 ### Level / World Save Name
 
diff --git a/scripts/start-setupServerProperties b/scripts/start-setupServerProperties
index 38aa7030e97..0855da5ecbb 100755
--- a/scripts/start-setupServerProperties
+++ b/scripts/start-setupServerProperties
@@ -91,6 +91,7 @@ function customizeServerProps {
   setServerProp "allow-flight" ALLOW_FLIGHT
   setServerProp "resource-pack" RESOURCE_PACK
   setServerProp "resource-pack-sha1" RESOURCE_PACK_SHA1
+  setServerProp "require-resource-pack" RESOURCE_PACK_ENFORCE
   setServerProp "player-idle-timeout" PLAYER_IDLE_TIMEOUT
   setServerProp "broadcast-console-to-ops" BROADCAST_CONSOLE_TO_OPS
   setServerProp "broadcast-rcon-to-ops" BROADCAST_RCON_TO_OPS