diff --git a/package-lock.json b/package-lock.json
index 6d6b3f54..0e4e7f71 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -29910,7 +29910,7 @@
     },
     "packages/message": {
       "name": "@aleph-sdk/message",
-      "version": "1.0.8",
+      "version": "1.0.9",
       "license": "MIT",
       "dependencies": {
         "axios": "^1.5.1",
diff --git a/packages/message/package.json b/packages/message/package.json
index 7814310f..d05df01a 100644
--- a/packages/message/package.json
+++ b/packages/message/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@aleph-sdk/message",
-  "version": "1.0.8",
+  "version": "1.0.9",
   "description": "Aleph.im message CRUD API",
   "main": "dist/index.cjs",
   "module": "dist/index.mjs",
diff --git a/packages/message/src/instance/impl.ts b/packages/message/src/instance/impl.ts
index f03d01d9..0b78624d 100644
--- a/packages/message/src/instance/impl.ts
+++ b/packages/message/src/instance/impl.ts
@@ -48,6 +48,8 @@ export class InstanceMessageClient {
       ...environment,
     }
 
+    if (mergedEnvironment.trusted_execution === null) delete mergedEnvironment.trusted_execution
+
     const size_mib = mergedResources.memory * 10 > MAXIMUM_DISK_SIZE ? MAXIMUM_DISK_SIZE : mergedResources.memory * 10
 
     const rootfs = {
@@ -74,6 +76,8 @@ export class InstanceMessageClient {
       payment,
     }
 
+    if (instanceContent.requirements === null) delete instanceContent.requirements
+
     const builtMessage = buildInstanceMessage({
       account,
       channel,