diff --git a/.vscode/c_cpp_properties.json b/.vscode/c_cpp_properties.json
index 76ccaa2..c5a0e26 100644
--- a/.vscode/c_cpp_properties.json
+++ b/.vscode/c_cpp_properties.json
@@ -15,7 +15,7 @@
             "compilerPath": "~\\.particle\\toolchains\\gcc-arm\\10.2.1\\bin\\arm-none-eabi-gcc.exe",
             "intelliSenseMode": "windows-gcc-arm",
             "cStandard": "c11",
-            "cppStandard": "c++14",
+            "cppStandard": "c++11",
             "configurationProvider": "particle.particle-vscode-core",
             "mergeConfigurations": true,
             "browse": {
@@ -52,7 +52,7 @@
             "compilerPath": "/usr/bin/gcc",
             "intelliSenseMode": "linux-gcc-x64",
             "cStandard": "c11",
-            "cppStandard": "c++14",
+            "cppStandard": "c++11",
             "configurationProvider": "ms-vscode.cmake-tools",
             "mergeConfigurations": true,
             "browse": {
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6732506..fcc7131 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.14)
 project(SmartfinTests)
-set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)