diff --git a/build.sh b/build.sh
index 95f6da0..6602970 100755
--- a/build.sh
+++ b/build.sh
@@ -13,7 +13,7 @@ echo "Building BitBetter for BitWarden version $BW_VERSION"
 
 cp "$DIR/.keys/cert.cert" "$DIR/src/bitBetter/.keys"
 
-docker run --rm -v "$DIR/src/bitBetter:/bitBetter" -w=/bitBetter mcr.microsoft.com/dotnet/sdk sh build.sh
+docker run --rm -v "$DIR/src/bitBetter:/bitBetter" -w=/bitBetter mcr.microsoft.com/dotnet/sdk:5.0 sh build.sh
 
 docker build --no-cache --build-arg BITWARDEN_TAG=bitwarden/api:$BW_VERSION --label com.bitwarden.product="bitbetter" -t bitbetter/api "$DIR/src/bitBetter" # --squash
 docker build --no-cache --build-arg BITWARDEN_TAG=bitwarden/identity:$BW_VERSION --label com.bitwarden.product="bitbetter" -t bitbetter/identity "$DIR/src/bitBetter" # --squash