diff --git a/biosimulators.json b/biosimulators.json
index 245a09a..f64f0ef 100644
--- a/biosimulators.json
+++ b/biosimulators.json
@@ -206,7 +206,7 @@
         {
           "kisaoId": {
             "namespace": "KISAO",
-            "id": "KISAO_0000332"
+            "id": "KISAO_0000559"
           },
           "name": "Initial time step",
           "type": "float",
@@ -358,7 +358,7 @@
         {
           "kisaoId": {
             "namespace": "KISAO",
-            "id": "KISAO_0000332"
+            "id": "KISAO_0000559"
           },
           "name": "Initial time step",
           "type": "float",
@@ -389,7 +389,7 @@
       "name": "Newton-type method for solveing non-linear (NL) equations (EQ)",
       "kisaoId": {
         "namespace": "KISAO",
-        "id": "KISAO_0000408"
+        "id": "KISAO_0000569"
       },
       "modelingFrameworks": [{
         "namespace": "SBO",
@@ -462,7 +462,7 @@
     }
   ],
   "biosimulators": {
-    "schemaVersion": "1.0.0",
+    "specificationsVersion": "1.0.0",
     "imageVersion": "1.0.0"
   }
 }
\ No newline at end of file