diff --git a/cmake/ConfigureOpenSSL.cmake b/cmake/ConfigureOpenSSL.cmake
index 3012e05..2ae23ff 100644
--- a/cmake/ConfigureOpenSSL.cmake
+++ b/cmake/ConfigureOpenSSL.cmake
@@ -108,7 +108,8 @@ function(configure_openssl)
     )
 
     if(NOT "${CONFIGURE_OPTIONS_OLD}" STREQUAL "")
-        if(CONFIGURE_OPTIONS STREQUAL CONFIGURE_OPTIONS_OLD)
+        # TODO(lizzie): Emscripten has issues with rebuilding due to the wrapper it uses
+        if(CMAKE_SYSTEM_NAME MATCHES "Emscripten" OR CONFIGURE_OPTIONS STREQUAL CONFIGURE_OPTIONS_OLD)
             message(STATUS "Found previous configure results. Don't perform configuration")
             return()
         endif()
@@ -134,10 +135,24 @@ function(configure_openssl)
         set(VERBOSE_OPTION OUTPUT_QUIET)
     endif()
 
+    if (CMAKE_SYSTEM_NAME MATCHES "Emscripten")
+        set(EMSCRIPTEN_CMAKE_WRAPPER "emcmake")
+        find_program(EMCC emcc REQUIRED)
+        set(EMSCRIPTEN_LINKER ${EMCC})
+        list(APPEND CONFIGURE_COMMAND wasm64)
+    else()
+        set(EMSCRIPTEN_CMAKE_WRAPPER "")
+        set(EMSCRIPTEN_LINKER ${CMAKE_LINKER})
+    endif ()
+
     execute_process(
-        COMMAND ${CMAKE_COMMAND} -E env
+        COMMAND ${EMSCRIPTEN_CMAKE_WRAPPER} ${CMAKE_COMMAND} -E env
             "CFLAGS=${CMAKE_C_FLAGS}"
             "CXXFLAGS=${CMAKE_CXX_FLAGS}"
+            "LDFLAGS=${CMAKE_CXX_LINK_FLAGS}"
+            "CC=${CMAKE_C_COMPILER}"
+            "CXX=${CMAKE_CXX_COMPILER}"
+            "LD=${EMSCRIPTEN_LINKER}"
             ${CONFIGURE_COMMAND}
         WORKING_DIRECTORY ${CONFIGURE_BUILD_DIR}
         ${VERBOSE_OPTION}