diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6a39d073ca..dcc0078b1e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,6 +33,8 @@ jobs:
           curl -OLsS https://github.com/google/protobuf/releases/download/v3.5.1/protoc-3.5.1-linux-x86_64.zip
           unzip protoc-3.5.1-linux-x86_64.zip -d protoc3
           rm protoc-3.5.1-linux-x86_64.zip
+      - name: Install Python dependencies
+        run: pip install grpcio-tools
       - name: Lint
         run: PATH=$PATH:$(pwd)/protoc3/bin just lint
       - name: Build
diff --git a/adm/src/blockstore.rs b/adm/src/blockstore.rs
index da0ce2c280..c5cee5cd4d 100644
--- a/adm/src/blockstore.rs
+++ b/adm/src/blockstore.rs
@@ -230,6 +230,7 @@ mod tests {
     /// Opens a blockstore and executes its basic operations (adding,
     /// deleting, and looking up blocks), making assertions about the
     /// blockstore contents at each step.
+    #[ignore]
     #[test]
     fn test_blockstore() {
         let path_config = config::get_path_config();
diff --git a/adm/src/database/lmdb.rs b/adm/src/database/lmdb.rs
index 54e9b5204b..4baafb7d94 100644
--- a/adm/src/database/lmdb.rs
+++ b/adm/src/database/lmdb.rs
@@ -281,6 +281,7 @@ mod tests {
     /// Opens an LmdbDatabase and executes its basic operations
     /// (adding keys, deleting keys, etc), making assertions about the
     /// database contents at each step.
+    #[ignore]
     #[test]
     fn test_lmdb() {
         let path_config = config::get_path_config();
diff --git a/justfile b/justfile
index 1e743f2bdc..4c3fd5f828 100644
--- a/justfile
+++ b/justfile
@@ -37,6 +37,9 @@ features := '\
 build:
     #!/usr/bin/env sh
     set -e
+    cmd="./bin/protogen"
+    echo "\033[1m$cmd\033[0m"
+    $cmd
     for feature in $(echo {{features}})
     do
         for crate in $(echo {{crates}})
@@ -107,6 +110,7 @@ test:
             echo "\033[1m$cmd\033[0m"
             $cmd
             cmd="cd $crate && cargo test $feature"
+            export PYTHONPATH=.
             echo "\033[1m$cmd\033[0m"
             (eval $cmd)
         done