diff --git a/.gitignore b/.gitignore
index 1110f69..c89327a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 .idea
+.history
 .DS_Store
 .env
 .netlify
diff --git a/app/web/src/helpers/cadPackages/jsCad/jscadParams.ts b/app/web/src/helpers/cadPackages/jsCad/jscadParams.ts
index 855579a..33f0fc3 100644
--- a/app/web/src/helpers/cadPackages/jsCad/jscadParams.ts
+++ b/app/web/src/helpers/cadPackages/jsCad/jscadParams.ts
@@ -8,6 +8,7 @@ type JscadTypeNames =
   | 'group'
   | 'text'
   | 'int'
+  | 'float'
   | 'number'
   | 'slider'
   | 'email'
@@ -37,7 +38,7 @@ interface JscadTextParam extends JscadParamBase {
   maxLength: number
 }
 interface JscadIntNumberSliderParam extends JscadParamBase {
-  type: 'int' | 'number' | 'slider'
+  type: 'int' | 'number' | 'float' | 'slider'
   initial: number
   min?: number
   max?: number
@@ -93,6 +94,7 @@ export function jsCadToCadhubParams(input: JsCadParams[]): CadhubParams[] {
       switch (param.type) {
         case 'slider':
         case 'number':
+        case 'float':
         case 'int':
           return {
             type: 'number',
diff --git a/app/web/src/helpers/cadPackages/jsCad/jscadWorker.ts b/app/web/src/helpers/cadPackages/jsCad/jscadWorker.ts
index 50f2ad6..4a5751a 100644
--- a/app/web/src/helpers/cadPackages/jsCad/jscadWorker.ts
+++ b/app/web/src/helpers/cadPackages/jsCad/jscadWorker.ts
@@ -315,9 +315,12 @@ function parseDef(code, line) {
 }
 
 const makeScriptWorker = ({ callback, convertToSolids }) => {
-  let onInit, main, scriptStats, entities
+  let onInit, main, scriptStats, entities, lastParamsDef
 
   function runMain(params = {}) {
+    if(lastParamsDef) lastParamsDef.forEach(def=>{
+      if(!(def.name in params) && 'initial' in def) params[def.name] = def.initial
+    })
     let time = Date.now()
     let solids
     const transfer = []
@@ -397,10 +400,12 @@ const makeScriptWorker = ({ callback, convertToSolids }) => {
           if (idx === -1) {
             paramsDef.push(p)
           } else {
-            paramsDef.splice(idx, 1, p)
+            paramsDef[idx] = p
           }
         })
       }
+      console.log('paramsDef', paramsDef)
+      lastParamsDef = paramsDef
       callback({
         action: 'parameterDefinitions',
         worker: 'main',