diff --git a/marine-examples/README.md b/marine-examples/README.md
index 5366048..fcf2573 100644
--- a/marine-examples/README.md
+++ b/marine-examples/README.md
@@ -76,7 +76,7 @@ modules_dir = "artifacts/"  # <- 1
 
 [[module]]
     name = "greeting"       # <- 2 
-    mem_pages_count = 1     # <- 3
+    max_heap_size = "10 KiB"     # <- 3
     logger_enabled = false  # <- 4
 ```
 
@@ -146,12 +146,12 @@ modules_dir = "artifacts/"
 
 [[module]]
     name = "records_effector"
-    mem_pages_count = 1
+    max_heap_size = "10 KiB"
     logger_enabled = true
 
 [[module]]
     name = "records_pure"
-    mem_pages_count = 1
+    max_heap_size = "10 KiB"
     logger_enabled = true
 ```
 
@@ -208,7 +208,7 @@ modules_dir = "artifacts/"
 
 [[module]]                       <- 1
     name = "sqlite3"
-    mem_pages_count = 100
+    max_heap_size = "100 KiB"
     logger_enabled = false
 
     [module.wasi]
@@ -217,7 +217,7 @@ modules_dir = "artifacts/"
 
 [[module]]                       <- 2
     name = "sqlite_test"
-    mem_pages_count = 1
+    max_heap_size = "10 KiB"
     logger_enabled = false
 
     [module.wasi]
diff --git a/marine-examples/build_rs/Config.toml b/marine-examples/build_rs/Config.toml
index c4b3535..27c94bc 100644
--- a/marine-examples/build_rs/Config.toml
+++ b/marine-examples/build_rs/Config.toml
@@ -1,6 +1,6 @@
 modules_dir = "artifacts/"
 
 [[module]]
-    name = "build_rs_test"
-    mem_pages_count = 50
-    logger_enabled = false
+name = "build_rs_test"
+max_heap_size = "50 KiB"
+logger_enabled = false
diff --git a/marine-examples/call_parameters/Config.toml b/marine-examples/call_parameters/Config.toml
index 2e3a912..cfac22c 100644
--- a/marine-examples/call_parameters/Config.toml
+++ b/marine-examples/call_parameters/Config.toml
@@ -1,6 +1,6 @@
 modules_dir = "artifacts/"
 
 [[module]]
-    name = "call_parameters"
-    mem_pages_count = 1
-    logger_enabled = false
+name = "call_parameters"
+max_heap_size = "10 KiB"
+logger_enabled = false
diff --git a/marine-examples/greeting/Config.toml b/marine-examples/greeting/Config.toml
index 2e740e3..a094232 100644
--- a/marine-examples/greeting/Config.toml
+++ b/marine-examples/greeting/Config.toml
@@ -1,6 +1,6 @@
 modules_dir = "artifacts/"
 
 [[module]]
-    name = "greeting"
-    mem_pages_count = 1
-    logger_enabled = false
+name = "greeting"
+max_heap_size = "10 Kib"
+logger_enabled = false
diff --git a/marine-examples/multiservice_marine_test/consumer/Config.toml b/marine-examples/multiservice_marine_test/consumer/Config.toml
index f3737a3..88c2186 100644
--- a/marine-examples/multiservice_marine_test/consumer/Config.toml
+++ b/marine-examples/multiservice_marine_test/consumer/Config.toml
@@ -2,5 +2,5 @@ modules_dir = "artifacts/"
 
 [[module]]
 name = "consumer"
-mem_pages_count = 50
+max_heap_size = "50 KiB"
 logger_enabled = false
diff --git a/marine-examples/multiservice_marine_test/producer/Config.toml b/marine-examples/multiservice_marine_test/producer/Config.toml
index a35b5b5..426dbcc 100644
--- a/marine-examples/multiservice_marine_test/producer/Config.toml
+++ b/marine-examples/multiservice_marine_test/producer/Config.toml
@@ -2,5 +2,5 @@ modules_dir = "artifacts/"
 
 [[module]]
 name = "producer"
-mem_pages_count = 50
+max_heap_size = "50 KiB"
 logger_enabled = false
diff --git a/marine-examples/records/Config.toml b/marine-examples/records/Config.toml
index cdd67f4..d86e4c1 100644
--- a/marine-examples/records/Config.toml
+++ b/marine-examples/records/Config.toml
@@ -1,11 +1,11 @@
 modules_dir = "artifacts/"
 
 [[module]]
-    name = "records_effector"
-    mem_pages_count = 1
-    logger_enabled = true
+name = "records_effector"
+max_heap_size = "10  KiB"
+logger_enabled = true
 
 [[module]]
-    name = "records_pure"
-    mem_pages_count = 1
-    logger_enabled = true
+name = "records_pure"
+max_heap_size = "10  KiB"
+logger_enabled = true
diff --git a/marine-examples/sqlite/Config.toml b/marine-examples/sqlite/Config.toml
index 08eb910..c2a1746 100644
--- a/marine-examples/sqlite/Config.toml
+++ b/marine-examples/sqlite/Config.toml
@@ -1,19 +1,19 @@
 modules_dir = "artifacts/"
 
 [[module]]
-    name = "sqlite3"
-    mem_pages_count = 100
-    logger_enabled = false
+name = "sqlite3"
+max_heap_size = "100  KiB"
+logger_enabled = false
 
-    [module.wasi]
-    preopened_files = ["/tmp"]
-    mapped_dirs = { "tmp" = "/tmp" }
+[module.wasi]
+preopened_files = ["/tmp"]
+mapped_dirs = { "tmp" = "/tmp" }
 
 [[module]]
-    name = "sqlite_test"
-    mem_pages_count = 1
-    logger_enabled = false
+name = "sqlite_test"
+max_heap_size = "10  KiB"
+logger_enabled = false
 
-    [module.wasi]
-    preopened_files = ["/tmp"]
-    mapped_dirs = { "tmp" = "/tmp" }
+[module.wasi]
+preopened_files = ["/tmp"]
+mapped_dirs = { "tmp" = "/tmp" }