diff --git a/src/apis/emscripten/README.md b/src/apis/emscripten/README.md
index e5858b17f..b88f1fc03 100644
--- a/src/apis/emscripten/README.md
+++ b/src/apis/emscripten/README.md
@@ -26,9 +26,21 @@
 
 ###### ENVIRONMENT
 
-- **\_getenv**     [:top:](#host-apis)
+- **\_getenv** ✅     [:top:](#host-apis)
   ```rust
-
+  fn _getenv(name: c_int, instance: &mut Instance)
+  ```
+- **\_putenv** ✅     [:top:](#host-apis)
+  ```rust
+  fn _putenv(name: c_int, instance: &mut Instance)
+  ```
+- **\_setenv** ✅     [:top:](#host-apis)
+  ```rust
+  fn _setenv(name: c_int, value: c_int, overwrite: c_int, instance: &mut Instance
+  ```
+- **\_unsetenv** ✅     [:top:](#host-apis)
+  ```rust
+  fn _unsetenv(name: c_int, instance: &mut Instance)
   ```
 
 ###### THREAD
@@ -44,10 +56,6 @@
 - **\_pthread_setspecific**     [:top:](#host-apis)
   ```rust
 
-  ```
-- **\_unsetenv**     [:top:](#host-apis)
-  ```rust
-
   ```
 - **\_\_\_lock**     [:top:](#host-apis)
   ```rust