diff --git a/lerna.json b/lerna.json
index ac000499..93a2dc0e 100644
--- a/lerna.json
+++ b/lerna.json
@@ -3,5 +3,5 @@
     "packages/*"
   ],
   "npmClient": "npm",
-  "version": "3.12.0"
+  "version": "3.12.1"
 }
diff --git a/packages/less/package-lock.json b/packages/less/package-lock.json
index ad079f2b..3e57126b 100644
--- a/packages/less/package-lock.json
+++ b/packages/less/package-lock.json
@@ -1,6 +1,6 @@
 {
 	"name": "less",
-	"version": "3.12.0",
+	"version": "3.12.1",
 	"lockfileVersion": 1,
 	"requires": true,
 	"dependencies": {
diff --git a/packages/less/package.json b/packages/less/package.json
index e22df5e1..e13f5ce8 100644
--- a/packages/less/package.json
+++ b/packages/less/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "less",
-	"version": "3.12.0",
+	"version": "3.12.1",
 	"description": "Leaner CSS",
 	"homepage": "http://lesscss.org",
 	"author": {
@@ -54,7 +54,7 @@
 		"source-map": "~0.6.0"
 	},
 	"devDependencies": {
-		"@less/test-data": "^3.12.0",
+		"@less/test-data": "^3.12.1",
 		"@less/test-import-module": "^3.12.0",
 		"@typescript-eslint/eslint-plugin": "^3.3.0",
 		"@typescript-eslint/parser": "^3.3.0",
diff --git a/packages/test-data/package.json b/packages/test-data/package.json
index a0d750e8..e2592d82 100644
--- a/packages/test-data/package.json
+++ b/packages/test-data/package.json
@@ -3,7 +3,7 @@
   "publishConfig": {
     "access": "public"
   },
-  "version": "3.12.0",
+  "version": "3.12.1",
   "description": "Less files and CSS results",
   "author": {
     "name": "Alexis Sellier",