diff --git a/internal/suggester/suggester.go b/internal/suggester/suggester.go
index 464a2a1..a176294 100644
--- a/internal/suggester/suggester.go
+++ b/internal/suggester/suggester.go
@@ -9,6 +9,10 @@ import (
 )
 
 func SuggestCompletion(currentInput string) []string {
+	if len(currentInput) == 0 {
+		return nil
+	}
+
 	suggestions := make([]string, 0)
 
 	lastChar := currentInput[len(currentInput)-1]
diff --git a/internal/suggester/suggester_test.go b/internal/suggester/suggester_test.go
index 47907d5..91f42f2 100644
--- a/internal/suggester/suggester_test.go
+++ b/internal/suggester/suggester_test.go
@@ -77,3 +77,7 @@ func Test_GivenIncompleteTableName_WhenSuggestCompletion_ExpectNoSuggestion(t *t
 
 	assert.ElementsMatch([]string{}, gotSuggestion)
 }
+
+func Test_GivenEmptyInput_WhenSuggestCompletion_ExpectNoSuggestion(t *testing.T) {
+	assert.Nil(t, suggester.SuggestCompletion(""))
+}