diff --git a/konan/konan.properties b/konan/konan.properties
index 17e8992289f..7bda4d7d46b 100644
--- a/konan/konan.properties
+++ b/konan/konan.properties
@@ -661,25 +661,25 @@ targetToolchain.macos_x64-wasm32 = target-toolchain-3-macos-wasm
 dependencies.macos_x64-wasm32 = \
     libffi-3.2.1-3-darwin-macos \
     clang-llvm-apple-8.0.0-darwin-macos \
-    target-sysroot-3-wasm \
+    target-sysroot-4-embedded \
     target-toolchain-3-macos-wasm
 
 targetToolchain.linux_x64-wasm32 = target-toolchain-2-linux-wasm
 dependencies.linux_x64-wasm32 = \
     libffi-3.2.1-2-linux-x86-64 \
     clang-llvm-8.0.0-linux-x86-64 \
-    target-sysroot-3-wasm \
+    target-sysroot-4-embedded \
     target-toolchain-2-linux-wasm
 
 targetToolchain.mingw_x64-wasm32 = target-toolchain-2-mingw-wasm
 dependencies.mingw_x64-wasm32 = \
     libffi-3.2.1-mingw-w64-x86-64 \
     msys2-mingw-w64-x86_64-clang-llvm-lld-compiler_rt-8.0.1 \
-    target-sysroot-3-wasm \
+    target-sysroot-4-embedded \
     target-toolchain-2-mingw-wasm
 
 quadruple.wasm32 = wasm32-unknown-unknown
-targetSysRoot.wasm32 = target-sysroot-3-wasm
+targetSysRoot.wasm32 = target-sysroot-4-embedded
 clangFlags.wasm32 = -cc1 -emit-obj -disable-llvm-optzns -x ir
 clangNooptFlags.wasm32 = -O1
 clangOptFlags.wasm32 = -O3
diff --git a/konan/platforms/zephyr/stm32f4_disco b/konan/platforms/zephyr/stm32f4_disco
index 0d0a55d4eca..b00158ef8e1 100644
--- a/konan/platforms/zephyr/stm32f4_disco
+++ b/konan/platforms/zephyr/stm32f4_disco
@@ -18,7 +18,7 @@
 # STM32 F4 Discovery
 
 quadruple.zephyr_stm32f4_disco = armv7m-none-eabi
-targetSysRoot.zephyr_stm32f4_disco = target-sysroot-3-wasm
+targetSysRoot.zephyr_stm32f4_disco = target-sysroot-4-embedded
 
 boardSpecificClangFlags.zephyr_stm32f4_disco = -mthumb
 targetCpu.zephyr_stm32f4_disco = cortex-m4
@@ -30,18 +30,18 @@ dependencies.linux_x64-zephyr_stm32f4_disco = \
     libffi-3.2.1-2-linux-x86-64 \
     clang-llvm-8.0.0-linux-x86-64 \
     gcc-arm-none-eabi-7-2017-q4-major-linux \
-    target-sysroot-3-wasm
+    target-sysroot-4-embedded
 
 targetToolchain.macos_x64-zephyr_stm32f4_disco = gcc-arm-none-eabi-7-2017-q4-major-mac/arm-none-eabi
 dependencies.macos_x64-zephyr_stm32f4_disco = \
     gcc-arm-none-eabi-7-2017-q4-major-mac \
     libffi-3.2.1-3-darwin-macos \
     clang-llvm-apple-8.0.0-darwin-macos \
-    target-sysroot-3-wasm
+    target-sysroot-4-embedded
 
 targetToolchain.mingw_x64-zephyr_stm32f4_disco = gcc-arm-none-eabi-7-2017-q4-major-win32/arm-none-eabi
 dependencies.mingw_x64-zephyr_stm32f4_disco = \
     libffi-3.2.1-mingw-w64-x86-64 \
     msys2-mingw-w64-x86_64-clang-llvm-lld-compiler_rt-8.0.1 \
     gcc-arm-none-eabi-7-2017-q4-major-win32 \
-    target-sysroot-3-wasm
+    target-sysroot-4-embedded