diff --git a/cli/internal/packagemanager/pnpm.go b/cli/internal/packagemanager/pnpm.go
index d7a40da192250..1138cd9e502f4 100644
--- a/cli/internal/packagemanager/pnpm.go
+++ b/cli/internal/packagemanager/pnpm.go
@@ -1,7 +1,9 @@
 package packagemanager
 
 import (
+	"errors"
 	"fmt"
+	stdfs "io/fs"
 	"strings"
 
 	"github.com/vercel/turbo/cli/internal/fs"
@@ -58,6 +60,10 @@ func getPnpmWorkspaceIgnores(pm PackageManager, rootpath turbopath.AbsoluteSyste
 	}
 	pkgGlobs, err := readPnpmWorkspacePackages(rootpath.UntypedJoin("pnpm-workspace.yaml"))
 	if err != nil {
+		// If workspace file doesn't exist we shouldn't error as we might be a single package repo
+		if errors.Is(err, stdfs.ErrNotExist) {
+			return ignores, nil
+		}
 		return nil, err
 	}
 	for _, pkgGlob := range pkgGlobs {
diff --git a/cli/internal/run/global_hash.go b/cli/internal/run/global_hash.go
index 7b4868b519544..ffcacc820d5ed 100644
--- a/cli/internal/run/global_hash.go
+++ b/cli/internal/run/global_hash.go
@@ -129,7 +129,9 @@ func getGlobalHashInputs(
 	if lockFile == nil {
 		// If we don't have lockfile information available, add the specfile and lockfile to global deps
 		globalDeps.Add(filepath.Join(rootpath.ToStringDuringMigration(), packageManager.Specfile))
-		globalDeps.Add(filepath.Join(rootpath.ToStringDuringMigration(), packageManager.Lockfile))
+		if rootpath.UntypedJoin(packageManager.Lockfile).Exists() {
+			globalDeps.Add(filepath.Join(rootpath.ToStringDuringMigration(), packageManager.Lockfile))
+		}
 	}
 
 	// No prefix, global deps already have full paths
diff --git a/turborepo-tests/integration/tests/single_package/dry-run-pnpm.t b/turborepo-tests/integration/tests/single_package/dry-run-pnpm.t
new file mode 100644
index 0000000000000..5420dca819d0b
--- /dev/null
+++ b/turborepo-tests/integration/tests/single_package/dry-run-pnpm.t
@@ -0,0 +1,6 @@
+Setup
+  $ . ${TESTDIR}/../../../helpers/setup.sh
+  $ . ${TESTDIR}/../_helpers/setup_monorepo.sh $(pwd) single_package pnpm@8.0.0
+
+We only care about this running sucessfully and not the json output
+  $ ${TURBO} run build --dry=json > /dev/null