diff --git a/config/env.go b/config/env.go
index 5d43324..17b29be 100644
--- a/config/env.go
+++ b/config/env.go
@@ -158,12 +158,22 @@ func getStringArrayEnv(key string) []string {
 
 func getArrayLengthEnv(key string) int {
 	env := os.Environ()
-	var val int
+	var length int
+	seen := make(map[int]bool)
 	for _, e := range env {
 		pair := strings.Split(e, "=")
 		if strings.HasPrefix(pair[0], key) {
-			val++
+			vals := strings.Split(strings.TrimPrefix(pair[0], key), "_")
+			log.Println(vals)
+			val, err := strconv.Atoi(vals[1])
+			if err != nil {
+				return 0
+			}
+			if !seen[val] {
+				length++
+				seen[val] = true
+			}
 		}
 	}
-	return val
+	return length
 }
diff --git a/config/env_test.go b/config/env_test.go
index fec6acb..c53199b 100644
--- a/config/env_test.go
+++ b/config/env_test.go
@@ -86,11 +86,13 @@ func TestStringArrayEnv(t *testing.T) {
 
 func TestGetArrayLengthEnv(t *testing.T) {
 	t.Run("Valid env variable", func(t *testing.T) {
-		os.Setenv("TEST_VAR_ONE", "test1")
-		os.Setenv("TEST_VAR_TWO", "test2")
+		os.Setenv("TEST_VAR_0_ONE", "test1")
+		os.Setenv("TEST_VAR_0_TWO", "test1")
+		os.Setenv("TEST_VAR_1", "test2")
 
-		defer os.Unsetenv("TEST_VAR_ONE")
-		defer os.Unsetenv("TEST_VAR_TWO")
+		defer os.Unsetenv("TEST_VAR_0_ONE")
+		defer os.Unsetenv("TEST_VAR_0_TWO")
+		defer os.Unsetenv("TEST_VAR_1")
 
 		val := getArrayLengthEnv("TEST_VAR")
 		assert.Equal(t, 2, val)
@@ -166,7 +168,9 @@ NUM_ETHEREUM_NETWORKS=2
 		envContent := `
 NUM_ETHEREUM_NETWORKS=2
 ETHEREUM_NETWORKS_0_CONFIRMATIONS=1
+ETHEREUM_NETWORKS_0_START_BLOCK_NUMBER=1
 ETHEREUM_NETWORKS_1_CONFIRMATIONS=2
+ETHEREUM_NETWORKS_1_START_BLOCK_NUMBER=1
 COSMOS_NETWORK_CONFIRMATIONS=3
 `
 		err := os.WriteFile(".test.env", []byte(envContent), 0644)