diff --git a/internal/vector/hybrid/client_test.go b/internal/vector/hybrid/client_test.go
index f784177..b567ea5 100644
--- a/internal/vector/hybrid/client_test.go
+++ b/internal/vector/hybrid/client_test.go
@@ -4,6 +4,7 @@ import (
 	"testing"
 
 	"github.com/lukaszraczylo/claude-mnemonic/internal/vector/sqlitevec"
+	_ "github.com/mattn/go-sqlite3" // Import SQLite driver for CGO linking
 	"github.com/stretchr/testify/assert"
 )
 
diff --git a/internal/vector/hybrid/interface_test.go b/internal/vector/hybrid/interface_test.go
index 0f23398..dc890d6 100644
--- a/internal/vector/hybrid/interface_test.go
+++ b/internal/vector/hybrid/interface_test.go
@@ -4,6 +4,7 @@ import (
 	"testing"
 
 	"github.com/lukaszraczylo/claude-mnemonic/internal/vector"
+	_ "github.com/mattn/go-sqlite3" // Import SQLite driver for CGO linking
 )
 
 // TestInterfaceImplementation verifies that hybrid clients implement vector.Client interface