diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 4ba1c700..c1360ee2 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -71,7 +71,7 @@ endif()
 if (${PLATFORM} MATCHES "Web")
     target_link_options(raylib PUBLIC "-sUSE_GLFW=3")
     if(${GRAPHICS} MATCHES "GRAPHICS_API_OPENGL_ES3")
-        target_link_options(raylib PUBLIC "-sFULL_ES3=1")
+        target_link_options(raylib PUBLIC "-sFULL_ES3")
     endif()
 endif()