diff --git a/base/src/com/google/idea/blaze/base/command/mod/BlazeModRunner.java b/base/src/com/google/idea/blaze/base/command/mod/BlazeModRunner.java
index 54a3d344676..bac8bd60809 100644
--- a/base/src/com/google/idea/blaze/base/command/mod/BlazeModRunner.java
+++ b/base/src/com/google/idea/blaze/base/command/mod/BlazeModRunner.java
@@ -46,6 +46,13 @@ public abstract ListenableFuture<ExternalWorkspaceData> dumpRepoMapping(
       BuildSystemName buildSystemName,
       List<String> flags);
 
+  public abstract ListenableFuture<String> getDeps(
+          Project project,
+          BuildInvoker invoker,
+          BlazeContext context,
+          BuildSystemName buildSystemName,
+          List<String> flags);
+
   /**
    * @param args The arguments passed into `blaze mod ...`
    * @param flags The blaze flags that will be passed to {@code blaze ...}
diff --git a/base/src/com/google/idea/blaze/base/command/mod/BlazeModRunnerImpl.java b/base/src/com/google/idea/blaze/base/command/mod/BlazeModRunnerImpl.java
index 3d543d3c160..433f0de51f8 100644
--- a/base/src/com/google/idea/blaze/base/command/mod/BlazeModRunnerImpl.java
+++ b/base/src/com/google/idea/blaze/base/command/mod/BlazeModRunnerImpl.java
@@ -39,6 +39,7 @@
 public class BlazeModRunnerImpl extends BlazeModRunner {
 
   private static final String DUMP_REPO_MAPPING = "dump_repo_mapping";
+  private static final String DEPS = "deps";
   private static final String ROOT_WORKSPACE = "";
 
   /**
@@ -82,6 +83,26 @@ public ListenableFuture<ExternalWorkspaceData> dumpRepoMapping(
         BlazeExecutor.getInstance().getExecutor());
   }
 
+    @Override
+    public ListenableFuture<String> getDeps(
+            Project project,
+            BuildSystem.BuildInvoker invoker,
+            BlazeContext context,
+            BuildSystemName buildSystemName,
+            List<String> flags) {
+
+        // TODO: when 8.0.0 is released add this only if it's disabled explicitly for the repo
+        flags.add("--noenable_workspace");
+
+        return Futures.transform(
+                runBlazeModGetBytes(
+                        project, invoker, context, ImmutableList.of(DEPS, ROOT_WORKSPACE, "--output=json"), flags),
+                bytes -> new String(bytes, StandardCharsets.UTF_8),
+                BlazeExecutor.getInstance().getExecutor()
+        );
+
+    }
+
   @Override
   protected ListenableFuture<byte[]> runBlazeModGetBytes(
       Project project,
diff --git a/base/src/com/google/idea/blaze/base/model/ExternalWorkspaceDataProvider.java b/base/src/com/google/idea/blaze/base/model/ExternalWorkspaceDataProvider.java
index 5d1656eaad0..a5fa8e6371f 100644
--- a/base/src/com/google/idea/blaze/base/model/ExternalWorkspaceDataProvider.java
+++ b/base/src/com/google/idea/blaze/base/model/ExternalWorkspaceDataProvider.java
@@ -46,6 +46,7 @@ public class ExternalWorkspaceDataProvider {
   private final Project project;
 
   private volatile ExternalWorkspaceData externalWorkspaceData;
+  private ListenableFuture<String> deps;
 
   public ExternalWorkspaceDataProvider(Project project) {
     this.project = project;
@@ -104,11 +105,13 @@ public ListenableFuture<ExternalWorkspaceData> getExternalWorkspaceData(
               .getBuildSystem()
               .getDefaultInvoker(project, context);
 
+      deps = BlazeModRunner.getInstance().getDeps(project, buildInvoker, context, importSettings.getBuildSystem(), blazeFlags);
       externalWorkspaceData =
           BlazeModRunner.getInstance()
               .dumpRepoMapping(
                   project, buildInvoker, context, importSettings.getBuildSystem(), blazeFlags)
               .get();
+      deps.get();
     } catch (InterruptedException | ExecutionException e) {
       context.handleExceptionAsWarning(
           "Failed to run `blaze mod dump_repo_mapping` (completion of labels from module provided repos will be unavailable)",
diff --git a/base/tests/utils/integration/com/google/idea/blaze/base/sync/BlazeSyncIntegrationTestCase.java b/base/tests/utils/integration/com/google/idea/blaze/base/sync/BlazeSyncIntegrationTestCase.java
index 919c30623e3..064ae9a331e 100644
--- a/base/tests/utils/integration/com/google/idea/blaze/base/sync/BlazeSyncIntegrationTestCase.java
+++ b/base/tests/utils/integration/com/google/idea/blaze/base/sync/BlazeSyncIntegrationTestCase.java
@@ -367,6 +367,11 @@ public ListenableFuture<ExternalWorkspaceData> dumpRepoMapping(
       return Futures.immediateFuture(ExternalWorkspaceData.EMPTY);
     }
 
+    @Override
+    public ListenableFuture<String> getDeps(Project project, BuildInvoker invoker, BlazeContext context, BuildSystemName buildSystemName, List<String> flags) {
+      return Futures.immediateFuture(null);
+    }
+
     @Override
     protected ListenableFuture<byte[]> runBlazeModGetBytes(
         Project project,