diff --git a/pkgs/games/factorio/versions.json b/pkgs/games/factorio/versions.json
index 4208df3acd05..a8f49d599548 100644
--- a/pkgs/games/factorio/versions.json
+++ b/pkgs/games/factorio/versions.json
@@ -2,56 +2,56 @@
   "x86_64-linux": {
     "alpha": {
       "experimental": {
-        "name": "factorio_alpha_x64-1.1.19.tar.xz",
+        "name": "factorio_alpha_x64-1.1.21.tar.xz",
         "needsAuth": true,
-        "sha256": "1ip855iaw2pzgijpnp7bazj7qm3zqr2599xzaf7wx8gcdviq1k5r",
+        "sha256": "0js252wmny46s5fss8b4l83cyy3l5lqsnx31x9n9wqc9akr9c9w7",
         "tarDirectory": "x64",
-        "url": "https://factorio.com/get-download/1.1.19/alpha/linux64",
-        "version": "1.1.19"
+        "url": "https://factorio.com/get-download/1.1.21/alpha/linux64",
+        "version": "1.1.21"
       },
       "stable": {
-        "name": "factorio_alpha_x64-1.1.19.tar.xz",
+        "name": "factorio_alpha_x64-1.1.21.tar.xz",
         "needsAuth": true,
-        "sha256": "1ip855iaw2pzgijpnp7bazj7qm3zqr2599xzaf7wx8gcdviq1k5r",
+        "sha256": "0js252wmny46s5fss8b4l83cyy3l5lqsnx31x9n9wqc9akr9c9w7",
         "tarDirectory": "x64",
-        "url": "https://factorio.com/get-download/1.1.19/alpha/linux64",
-        "version": "1.1.19"
+        "url": "https://factorio.com/get-download/1.1.21/alpha/linux64",
+        "version": "1.1.21"
       }
     },
     "demo": {
       "experimental": {
-        "name": "factorio_demo_x64-1.1.19.tar.xz",
+        "name": "factorio_demo_x64-1.1.21.tar.xz",
         "needsAuth": false,
-        "sha256": "1p9avwkdqpaw9insji9v711rylqn9kxg0gzd8s7hdrmci3ah0ifr",
+        "sha256": "1z049ckiff6sv9f6xym5akmmn3gh37z9mr2wf8a70ch7j1i4z3fn",
         "tarDirectory": "x64",
-        "url": "https://factorio.com/get-download/1.1.19/demo/linux64",
-        "version": "1.1.19"
+        "url": "https://factorio.com/get-download/1.1.21/demo/linux64",
+        "version": "1.1.21"
       },
       "stable": {
-        "name": "factorio_demo_x64-1.1.19.tar.xz",
+        "name": "factorio_demo_x64-1.1.21.tar.xz",
         "needsAuth": false,
-        "sha256": "1p9avwkdqpaw9insji9v711rylqn9kxg0gzd8s7hdrmci3ah0ifr",
+        "sha256": "1z049ckiff6sv9f6xym5akmmn3gh37z9mr2wf8a70ch7j1i4z3fn",
         "tarDirectory": "x64",
-        "url": "https://factorio.com/get-download/1.1.19/demo/linux64",
-        "version": "1.1.19"
+        "url": "https://factorio.com/get-download/1.1.21/demo/linux64",
+        "version": "1.1.21"
       }
     },
     "headless": {
       "experimental": {
-        "name": "factorio_headless_x64-1.1.19.tar.xz",
+        "name": "factorio_headless_x64-1.1.21.tar.xz",
         "needsAuth": false,
-        "sha256": "0w0ir1dzx39vq1w09ikgw956q1ilq6n0cyi50arjhgcqcg44w1ks",
+        "sha256": "038342z429cavdp2q3mjczlprw83nca030mjlipjppr43bzg9db0",
         "tarDirectory": "x64",
-        "url": "https://factorio.com/get-download/1.1.19/headless/linux64",
-        "version": "1.1.19"
+        "url": "https://factorio.com/get-download/1.1.21/headless/linux64",
+        "version": "1.1.21"
       },
       "stable": {
-        "name": "factorio_headless_x64-1.1.19.tar.xz",
+        "name": "factorio_headless_x64-1.1.21.tar.xz",
         "needsAuth": false,
-        "sha256": "0w0ir1dzx39vq1w09ikgw956q1ilq6n0cyi50arjhgcqcg44w1ks",
+        "sha256": "038342z429cavdp2q3mjczlprw83nca030mjlipjppr43bzg9db0",
         "tarDirectory": "x64",
-        "url": "https://factorio.com/get-download/1.1.19/headless/linux64",
-        "version": "1.1.19"
+        "url": "https://factorio.com/get-download/1.1.21/headless/linux64",
+        "version": "1.1.21"
       }
     }
   }