diff --git a/src/d2m/converters/user-to-mxid.js b/src/d2m/converters/user-to-mxid.js
index 7705aff..12891c0 100644
--- a/src/d2m/converters/user-to-mxid.js
+++ b/src/d2m/converters/user-to-mxid.js
@@ -20,10 +20,10 @@ const SPECIAL_USER_MAPPINGS = new Map([
 function downcaseUsername(user) {
 	// First, try to convert the username to the set of allowed characters
 	let downcased = user.username.toLowerCase()
-		// spaces and slashes to underscores...
-		.replace(/[ /]/g, "_")
+		// spaces to underscores...
+		.replace(/ /g, "_")
 		// remove disallowed characters...
-		.replace(/[^a-z0-9._=-]*/g, "")
+		.replace(/[^a-z0-9._=/-]*/g, "")
 		// remove leading and trailing dashes and underscores...
 		.replace(/(?:^[_-]*|[_-]*$)/g, "")
 	// If requested, also make the Discord user ID part of the username
diff --git a/src/d2m/converters/user-to-mxid.test.js b/src/d2m/converters/user-to-mxid.test.js
index f8cf16a..387d472 100644
--- a/src/d2m/converters/user-to-mxid.test.js
+++ b/src/d2m/converters/user-to-mxid.test.js
@@ -21,12 +21,8 @@ test("user2name: works on single emoji at the end", t => {
    t.equal(userToSimName({username: "Melody 🎵", discriminator: "2192"}), "melody")
 })
 
-test("user2name: works on really weird name", t => {
-   t.equal(userToSimName({username: "*** D3 &W (89) _7//-", discriminator: "0001"}), "d3_w_89__7")
-})
-
-test("user2name: treats slashes", t => {
-	t.equal(userToSimName({username: "Evil Lillith (she/her)", discriminator: "5892"}), "evil_lillith_she_her")
+test("user2name: works on crazy name", t => {
+   t.equal(userToSimName({username: "*** D3 &W (89) _7//-", discriminator: "0001"}), "d3_w_89__7//")
 })
 
 test("user2name: adds discriminator if name is unavailable (old tag format)", t => {
diff --git a/src/db/migrations/0034-slash-not-allowed-in-mxid.sql b/src/db/migrations/0034-slash-not-allowed-in-mxid.sql
deleted file mode 100644
index ea2d031..0000000
--- a/src/db/migrations/0034-slash-not-allowed-in-mxid.sql
+++ /dev/null
@@ -1,5 +0,0 @@
-BEGIN TRANSACTION;
-
-DELETE FROM sim WHERE sim_name like '%/%';
-
-COMMIT;