diff --git a/lib/emscripten/src/emscripten_target.rs b/lib/emscripten/src/emscripten_target.rs
index 5dbbe1266..3e0ab599a 100644
--- a/lib/emscripten/src/emscripten_target.rs
+++ b/lib/emscripten/src/emscripten_target.rs
@@ -856,20 +856,3 @@ pub fn invoke_viidddddddd(
         a10
     );
 }
-
-// ucontext.h
-pub fn _getcontext(_ctx: &mut Ctx, _ucp: i32) -> i32 {
-    debug!("emscripten::_getcontext({})", _ucp);
-    0
-}
-pub fn _makecontext(_ctx: &mut Ctx, _ucp: i32, _func: i32, _argc: i32, _argv: i32) {
-    debug!("emscripten::_makecontext({}, {}, {}, {})", _ucp, _func, _argc, _argv);
-}
-pub fn _setcontext(_ctx: &mut Ctx, _ucp: i32) -> i32 {
-    debug!("emscripten::_setcontext({})", _ucp);
-    0
-}
-pub fn _swapcontext(_ctx: &mut Ctx, _oucp: i32, _ucp: i32) -> i32 {
-    debug!("emscripten::_swapcontext({}, {})", _oucp, _ucp);
-    0
-}
diff --git a/lib/emscripten/src/lib.rs b/lib/emscripten/src/lib.rs
index 4e1e746bf..f60156bab 100644
--- a/lib/emscripten/src/lib.rs
+++ b/lib/emscripten/src/lib.rs
@@ -44,6 +44,7 @@ mod signal;
 mod storage;
 mod syscalls;
 mod time;
+mod ucontext;
 mod utils;
 mod varargs;
 
@@ -823,11 +824,11 @@ pub fn generate_emscripten_env(globals: &mut EmscriptenGlobals) -> ImportObject
         "invoke_viidii" => func!(crate::emscripten_target::invoke_viidii),
         "invoke_viidddddddd" => func!(crate::emscripten_target::invoke_viidddddddd),
 
-        // ucontext.h
-        "_getcontext" => func!(crate::emscripten_target::_getcontext),
-        "_makecontext" => func!(crate::emscripten_target::_makecontext),
-        "_setcontext" => func!(crate::emscripten_target::_setcontext),
-        "_swapcontext" => func!(crate::emscripten_target::_swapcontext),
+        // ucontext
+        "_getcontext" => func!(crate::ucontext::_getcontext),
+        "_makecontext" => func!(crate::ucontext::_makecontext),
+        "_setcontext" => func!(crate::ucontext::_setcontext),
+        "_swapcontext" => func!(crate::ucontext::_swapcontext),
     };
 
     for null_func_name in globals.null_func_names.iter() {
diff --git a/lib/emscripten/src/ucontext.rs b/lib/emscripten/src/ucontext.rs
new file mode 100644
index 000000000..a7dce73a1
--- /dev/null
+++ b/lib/emscripten/src/ucontext.rs
@@ -0,0 +1,18 @@
+use wasmer_runtime_core::vm::Ctx;
+
+
+pub fn _getcontext(_ctx: &mut Ctx, _ucp: i32) -> i32 {
+    debug!("emscripten::_getcontext({})", _ucp);
+    0
+}
+pub fn _makecontext(_ctx: &mut Ctx, _ucp: i32, _func: i32, _argc: i32, _argv: i32) {
+    debug!("emscripten::_makecontext({}, {}, {}, {})", _ucp, _func, _argc, _argv);
+}
+pub fn _setcontext(_ctx: &mut Ctx, _ucp: i32) -> i32 {
+    debug!("emscripten::_setcontext({})", _ucp);
+    0
+}
+pub fn _swapcontext(_ctx: &mut Ctx, _oucp: i32, _ucp: i32) -> i32 {
+    debug!("emscripten::_swapcontext({}, {})", _oucp, _ucp);
+    0
+}