diff --git a/.github/workflows/scripts/build-linux-amd64-ssl1.sh b/.github/workflows/scripts/build-linux-amd64-ssl1.sh
index 4ee6ae5..ee1d9a3 100755
--- a/.github/workflows/scripts/build-linux-amd64-ssl1.sh
+++ b/.github/workflows/scripts/build-linux-amd64-ssl1.sh
@@ -39,7 +39,7 @@ cd ../../../
 
 # Optimization flags
 export CMAKE_C_FLAGS="${CMAKE_C_FLAGS}"
-export CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -std=c++14 -fno-omit-frame-pointer -ffunction-sections -fdata-sections -fno-exceptions -fno-rtti"
+export CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer -ffunction-sections -fdata-sections -fno-exceptions -fno-rtti"
 export CMAKE_SHARED_LINKER_FLAGS="${CMAKE_SHARED_LINKER_FLAGS} -Wl,--gc-sections -Wl,--exclude-libs,ALL"
 export CMAKE_CXX_FLAGS_MINSIZEREL="${CMAKE_CXX_FLAGS_MINSIZEREL} -flto=thin -Oz"
 
diff --git a/.github/workflows/scripts/build-linux-amd64-ssl3.sh b/.github/workflows/scripts/build-linux-amd64-ssl3.sh
index 0b58d94..8f8b655 100755
--- a/.github/workflows/scripts/build-linux-amd64-ssl3.sh
+++ b/.github/workflows/scripts/build-linux-amd64-ssl3.sh
@@ -39,7 +39,7 @@ cd ../../../
 
 # Optimization flags
 export CMAKE_C_FLAGS="${CMAKE_C_FLAGS}"
-export CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -std=c++14 -fno-omit-frame-pointer -ffunction-sections -fdata-sections -fno-exceptions -fno-rtti"
+export CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer -ffunction-sections -fdata-sections -fno-exceptions -fno-rtti"
 export CMAKE_SHARED_LINKER_FLAGS="${CMAKE_SHARED_LINKER_FLAGS} -Wl,--gc-sections -Wl,--exclude-libs,ALL"
 export CMAKE_CXX_FLAGS_MINSIZEREL="${CMAKE_CXX_FLAGS_MINSIZEREL} -flto=thin -Oz"
 
diff --git a/.github/workflows/scripts/build-linux-arm64-ssl1.sh b/.github/workflows/scripts/build-linux-arm64-ssl1.sh
index 8f4aa67..beb1ee2 100755
--- a/.github/workflows/scripts/build-linux-arm64-ssl1.sh
+++ b/.github/workflows/scripts/build-linux-arm64-ssl1.sh
@@ -39,7 +39,7 @@ cd ../../../
 
 # Optimization flags
 export CMAKE_C_FLAGS="${CMAKE_C_FLAGS}"
-export CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -std=c++14 -fno-omit-frame-pointer -ffunction-sections -fdata-sections -fno-exceptions -fno-rtti"
+export CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer -ffunction-sections -fdata-sections -fno-exceptions -fno-rtti"
 export CMAKE_SHARED_LINKER_FLAGS="${CMAKE_SHARED_LINKER_FLAGS} -Wl,--gc-sections -Wl,--exclude-libs,ALL"
 export CMAKE_CXX_FLAGS_MINSIZEREL="${CMAKE_CXX_FLAGS_MINSIZEREL} -flto=thin -Oz"