diff --git a/completions.json b/completions.json
index 1f86cc1..4c4a7bf 100644
--- a/completions.json
+++ b/completions.json
@@ -1609,6 +1609,15 @@
       "values": [],
       "description": "The CSS all shorthand property resets all properties, apart from unicode-bidi and direction, to their initial or inherited value."
     },
+    "text-justify": {
+      "values": [
+        "auto",
+        "none",
+        "inter-word",
+        "inter-character",
+        "inherit"
+      ]
+    },
     "column-fill": {
       "values": [
         "auto",
@@ -1674,6 +1683,29 @@
       ],
       "description": "Specifies the scrolling behavior for a scrolling box, when scrolling happens due to navigation or CSSOM scrolling APIs."
     },
+    "justify-self": {
+      "values": [
+        "auto",
+        "normal",
+        "stretch",
+        "center",
+        "start",
+        "end",
+        "flex-start",
+        "flex-end",
+        "self-start",
+        "self-end",
+        "left",
+        "right",
+        "baseline",
+        "first",
+        "last",
+        "safe",
+        "unsafe",
+        "inherit",
+        "initial"
+      ]
+    },
     "grid-column": {
       "values": [
         "auto"
@@ -1699,6 +1731,30 @@
       "type": "color",
       "description": "Sets the color of the insertion caret—the visible indicator of the point at which the next character typed by the user will be inserted—within an element such as input or one with the contenteditable attribute set."
     },
+    "justify-items": {
+      "values": [
+        "auto",
+        "normal",
+        "stretch",
+        "center",
+        "start",
+        "end",
+        "flex-start",
+        "flex-end",
+        "self-start",
+        "self-end",
+        "left",
+        "right",
+        "baseline",
+        "first",
+        "last",
+        "safe",
+        "unsafe",
+        "legacy",
+        "inherit",
+        "initial"
+      ]
+    },
     "grid-template-columns": {
       "values": [
         "auto"
diff --git a/spec/provider-spec.coffee b/spec/provider-spec.coffee
index 6cb214b..48920c7 100644
--- a/spec/provider-spec.coffee
+++ b/spec/provider-spec.coffee
@@ -72,7 +72,7 @@ describe "CSS property name and value autocompletions", ->
         """
         editor.setCursorBufferPosition([1, 0])
         completions = getCompletions(activatedManually: true)
-        expect(completions.length).toBe 237
+        expect(completions.length).toBe 240
         for completion in completions
           expect(completion.text.length).toBeGreaterThan 0
           expect(completion.type).toBe 'property'