diff --git a/aqua-examples/aqua-ceramic-integration/configs/ceramic_adapter_deploy_cfg.json b/aqua-examples/aqua-ceramic-integration/configs/ceramic_adapter_deploy_cfg.json
index b25b2b9..92c85e8 100644
--- a/aqua-examples/aqua-ceramic-integration/configs/ceramic_adapter_deploy_cfg.json
+++ b/aqua-examples/aqua-ceramic-integration/configs/ceramic_adapter_deploy_cfg.json
@@ -5,7 +5,7 @@
       {
         "name": "curl_adapter",
         "path": "./artifacts/curl_adapter.wasm",
-        "mounted_binaries": ["curl", "/usr/bin/curl"],
+        "mounted_binaries": [["curl", "/usr/bin/curl"]],
         "preopened_files": null,
         "mapped_dirs": null,
         "logger_enabled": true
@@ -13,7 +13,7 @@
       {
         "name": "ceramic_adapter_custom",
         "path": "./artifacts/ceramic_adapter_custom.wasm",
-        "mounted_binaries": ["ceramic", "/usr/bin/ceramic"],
+        "mounted_binaries": [["ceramic", "/usr/bin/ceramic"]],
         "preopened_files": null,
         "mapped_dirs": null,
         "logger_enabled": true
diff --git a/aqua-examples/evm-integration/configs/deployment_cfg.json b/aqua-examples/evm-integration/configs/deployment_cfg.json
index 484509d..1a90489 100644
--- a/aqua-examples/evm-integration/configs/deployment_cfg.json
+++ b/aqua-examples/evm-integration/configs/deployment_cfg.json
@@ -5,7 +5,7 @@
         "name": "curl_adapter",
         "path": "./artifacts/curl_adapter.wasm",
         "max_heap_size": "64 MiB",
-        "mounted_binaries": ["curl", "/usr/bin/curl"],
+        "mounted_binaries": [["curl", "/usr/bin/curl"]],
         "logger_enabled": true
       },
       {
diff --git a/aqua-examples/near-integration/services/configs/near_deploy_cfg.json b/aqua-examples/near-integration/services/configs/near_deploy_cfg.json
index b30d7e6..8a1f7aa 100644
--- a/aqua-examples/near-integration/services/configs/near_deploy_cfg.json
+++ b/aqua-examples/near-integration/services/configs/near_deploy_cfg.json
@@ -5,7 +5,7 @@
       {
         "name": "curl_adapter",
         "path": "./artifacts/curl_adapter.wasm",
-        "mounted_binaries": ["curl", "/usr/bin/curl"],
+        "mounted_binaries": [["curl", "/usr/bin/curl"]],
         "logger_enabled": true
       },
       {
diff --git a/aqua-examples/price-oracle/configs/price_oracle_deploy_cfg.json b/aqua-examples/price-oracle/configs/price_oracle_deploy_cfg.json
index e5723d1..f53b8be 100644
--- a/aqua-examples/price-oracle/configs/price_oracle_deploy_cfg.json
+++ b/aqua-examples/price-oracle/configs/price_oracle_deploy_cfg.json
@@ -4,7 +4,7 @@
       {
         "name": "curl_adapter",
         "path": "./artifacts/curl_adapter.wasm",
-        "mounted_binaries": ["curl", "/usr/bin/curl"],
+        "mounted_binaries": [["curl", "/usr/bin/curl"]],
         "logger_enabled": true
       },
       {
diff --git a/aqua-examples/ts-oracle/aqua/builtin.aqua b/aqua-examples/ts-oracle/aqua/builtin.aqua
index 2058a6b..53e594d 100644
--- a/aqua-examples/ts-oracle/aqua/builtin.aqua
+++ b/aqua-examples/ts-oracle/aqua/builtin.aqua
@@ -171,10 +171,10 @@ service Dist("dist"):
     --  logger_enabled     - Defines whether Marine should provide a special host log_utf8_string function for this module
     --  preopened_files    - Files available for this module. Module can access only files from this list
     --  envs               - environment variables available for this module
-    --  mapped_dirs        - Directory mapping, e.g. ["/sites", "./web/data"] so all
+    --  mapped_dirs        - Directory mapping, e.g. [["/sites", "./web/data"]] so all
     --                       reads & writes to /sites will actually to go ./web/data
     --  mounted_binaries   - Mapping of host binaries available to call from module,
-    --                       e.g. ["curl", "/usr/bin/curl"] will allow module to
+    --                       e.g. [["curl", "/usr/bin/curl"]] will allow module to
     --                       call /usr/bin/curl binary as function 'curl'
     --  logging_mask       - Binary mask to enable & disable logging targets. Targets are
     --                       configured in WasmLoggerBuilder::with_target_map
diff --git a/marine-examples/url-downloader/deployment_cfg.json b/marine-examples/url-downloader/deployment_cfg.json
index 313d692..3eb30fb 100644
--- a/marine-examples/url-downloader/deployment_cfg.json
+++ b/marine-examples/url-downloader/deployment_cfg.json
@@ -5,14 +5,14 @@
       {
         "name": "curl_adapter",
         "path": "./artifacts/curl_adapter.wasm",
-        "mounted_binaries": ["curl", "/usr/bin/curl"],
+        "mounted_binaries": [["curl", "/usr/bin/curl"]],
         "logger_enabled": true
       },
       {
         "name": "local_storage",
         "path": "./artifacts/local_storage.wasm",
         "preopened_files": ["/tmp"],
-        "mapped_dirs": ["sites", "/tmp"],
+        "mapped_dirs": [["sites", "/tmp"]],
         "logger_enabled": true
       },
       {
@@ -28,7 +28,7 @@
         "name": "local_storage",
         "path": "./artifacts/local_storage.wasm",
         "preopened_files": ["/tmp"],
-        "mapped_dirs": ["sites", "/tmp"],
+        "mapped_dirs": [["sites", "/tmp"]],
         "logger_enabled": true
       }
     ]
@@ -38,7 +38,7 @@
       {
         "name": "curl_adapter",
         "path": "./artifacts/curl_adapter.wasm",
-        "mounted_binaries": ["curl", "/usr/bin/curl"],
+        "mounted_binaries": [["curl", "/usr/bin/curl"]],
         "logger_enabled": true
       }
     ]