diff --git a/css/properties/display.json b/css/properties/display.json
index cbbe201b613509..12d2bf35f4c61c 100644
--- a/css/properties/display.json
+++ b/css/properties/display.json
@@ -960,7 +960,7 @@
                 }
               ],
               "ie": {
-                "version_added": null
+                "version_added": "7"
               },
               "opera": {
                 "version_added": null
diff --git a/css/properties/flex-grow.json b/css/properties/flex-grow.json
index 9d6904fd8c8552..7584315e53ab48 100644
--- a/css/properties/flex-grow.json
+++ b/css/properties/flex-grow.json
@@ -133,7 +133,7 @@
                 "version_added": "49"
               },
               "edge": {
-                "version_added": null
+                "version_added": false
               },
               "firefox": {
                 "version_added": "32",
@@ -144,7 +144,7 @@
                 "notes": "Before Firefox 32, Firefox wasn't able to animate values starting or stopping at <code>0</code>."
               },
               "ie": {
-                "version_added": null
+                "version_added": false
               },
               "opera": {
                 "version_added": false
diff --git a/css/properties/font-variant.json b/css/properties/font-variant.json
index 1e0213a9eef435..c92711f74cd38a 100644
--- a/css/properties/font-variant.json
+++ b/css/properties/font-variant.json
@@ -215,10 +215,10 @@
                 "version_added": null
               },
               "edge": {
-                "version_added": null
+                "version_added": false
               },
               "edge_mobile": {
-                "version_added": null
+                "version_added": false
               },
               "firefox": [
                 {
@@ -253,7 +253,7 @@
                 }
               ],
               "ie": {
-                "version_added": null
+                "version_added": false
               },
               "opera": {
                 "version_added": null
diff --git a/css/properties/text-align.json b/css/properties/text-align.json
index 2836675b340cc5..50d06ce741f471 100644
--- a/css/properties/text-align.json
+++ b/css/properties/text-align.json
@@ -277,10 +277,10 @@
                 "version_added": false
               },
               "edge": {
-                "version_added": null
+                "version_added": false
               },
               "edge_mobile": {
-                "version_added": null
+                "version_added": false
               },
               "firefox": {
                 "version_added": false
@@ -289,7 +289,7 @@
                 "version_added": null
               },
               "ie": {
-                "version_added": null
+                "version_added": false
               },
               "opera": {
                 "version_added": null
diff --git a/css/properties/text-transform.json b/css/properties/text-transform.json
index f9dd9ad0c07673..43b7807ae901eb 100644
--- a/css/properties/text-transform.json
+++ b/css/properties/text-transform.json
@@ -68,10 +68,10 @@
                 "version_added": true
               },
               "edge": {
-                "version_added": true
+                "version_added": "12"
               },
               "edge_mobile": {
-                "version_added": true
+                "version_added": "12"
               },
               "firefox": {
                 "version_added": "14"
@@ -80,7 +80,7 @@
                 "version_added": "14"
               },
               "ie": {
-                "version_added": true
+                "version_added": "3"
               },
               "opera": {
                 "version_added": true
diff --git a/css/properties/transition-property.json b/css/properties/transition-property.json
index 64411ba698e059..27644b232ddd73 100644
--- a/css/properties/transition-property.json
+++ b/css/properties/transition-property.json
@@ -174,10 +174,10 @@
                 "version_added": true
               },
               "edge": {
-                "version_added": null
+                "version_added": "12"
               },
               "edge_mobile": {
-                "version_added": null
+                "version_added": "12"
               },
               "firefox": {
                 "version_added": true
@@ -186,7 +186,7 @@
                 "version_added": true
               },
               "ie": {
-                "version_added": true
+                "version_added": "10"
               },
               "opera": {
                 "version_added": true
diff --git a/css/properties/white-space.json b/css/properties/white-space.json
index d0af0666fcd083..7bbfb9827b68b8 100644
--- a/css/properties/white-space.json
+++ b/css/properties/white-space.json
@@ -274,10 +274,10 @@
                 "version_added": false
               },
               "edge": {
-                "version_added": null
+                "version_added": "12"
               },
               "edge_mobile": {
-                "version_added": null
+                "version_added": "12"
               },
               "firefox": {
                 "version_added": "36"
@@ -286,7 +286,7 @@
                 "version_added": null
               },
               "ie": {
-                "version_added": null
+                "version_added": "10"
               },
               "opera": {
                 "version_added": null
diff --git a/css/types/calc.json b/css/types/calc.json
index d2421693130ad4..9db0723dfa6e98 100644
--- a/css/types/calc.json
+++ b/css/types/calc.json
@@ -109,10 +109,10 @@
                 "version_added": null
               },
               "edge": {
-                "version_added": null
+                "version_added": false
               },
               "edge_mobile": {
-                "version_added": null
+                "version_added": false
               },
               "firefox": {
                 "version_added": "59"
@@ -121,7 +121,7 @@
                 "version_added": "59"
               },
               "ie": {
-                "version_added": null
+                "version_added": false
               },
               "opera": {
                 "version_added": null
diff --git a/css/types/image.json b/css/types/image.json
index 86fb3fe76a4b49..3e9d038059392f 100644
--- a/css/types/image.json
+++ b/css/types/image.json
@@ -13,10 +13,10 @@
               "version_added": true
             },
             "edge": {
-              "version_added": true
+              "version_added": "12"
             },
             "edge_mobile": {
-              "version_added": true
+              "version_added": "12"
             },
             "firefox": {
               "version_added": true
@@ -25,7 +25,7 @@
               "version_added": true
             },
             "ie": {
-              "version_added": true
+              "version_added": "10"
             },
             "opera": {
               "version_added": true