diff --git a/Cargo.lock b/Cargo.lock
index 1b389e99..80ecf73f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -697,7 +697,6 @@ version = "0.1.0"
 dependencies = [
  "core_model",
  "dockerfile-parser",
- "jenkinsfile",
  "plugin_interface",
 ]
 
@@ -747,7 +746,7 @@ version = "0.1.0"
 dependencies = [
  "core_model",
  "gumdrop",
- "jdp",
+ "jenkinsfile",
  "pest",
  "pest_derive",
  "plugin_interface",
@@ -1184,19 +1183,6 @@ dependencies = [
  "syn 1.0.58",
 ]
 
-[[package]]
-name = "env_logger"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44533bbbb3bb3c1fa17d9f2e4e38bbbaf8396ba82193c4cb1b6445d711445d36"
-dependencies = [
- "atty",
- "humantime 1.3.0",
- "log",
- "regex",
- "termcolor",
-]
-
 [[package]]
 name = "env_logger"
 version = "0.8.2"
@@ -1204,7 +1190,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26ecb66b4bdca6c1409b40fb255eefc2bd4f6d135dab3c3124f80ffa2a9661e"
 dependencies = [
  "atty",
- "humantime 2.1.0",
+ "humantime",
  "log",
  "regex",
  "termcolor",
@@ -1715,15 +1701,6 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6cab2627acfc432780848602f3f558f7e9dd427352224b0d9324025796d2a5e"
 
-[[package]]
-name = "humantime"
-version = "1.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"
-dependencies = [
- "quick-error",
-]
-
 [[package]]
 name = "humantime"
 version = "2.1.0"
@@ -1857,19 +1834,6 @@ version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
 
-[[package]]
-name = "jdp"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4c8a57edb766bb70f5966429c8b8ca797ea3cb8bfa1c3700207a9784226581b"
-dependencies = [
- "gumdrop",
- "log",
- "pest",
- "pest_derive",
- "pretty_env_logger",
-]
-
 [[package]]
 name = "jenkinsfile"
 version = "0.1.1"
@@ -2539,16 +2503,6 @@ dependencies = [
  "output_vt100",
 ]
 
-[[package]]
-name = "pretty_env_logger"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "926d36b9553851b8b0005f1275891b392ee4d2d833852c417ed025477350fb9d"
-dependencies = [
- "env_logger 0.7.1",
- "log",
-]
-
 [[package]]
 name = "proc-macro-error"
 version = "1.0.4"
@@ -3634,7 +3588,7 @@ dependencies = [
  "dashmap",
  "dirs",
  "encoding_rs_io",
- "env_logger 0.8.2",
+ "env_logger",
  "grep-searcher",
  "ignore",
  "log",
diff --git a/plugins/coco_container/Cargo.toml b/plugins/coco_container/Cargo.toml
index a5276880..7a7e0ae8 100644
--- a/plugins/coco_container/Cargo.toml
+++ b/plugins/coco_container/Cargo.toml
@@ -8,7 +8,6 @@ edition = "2018"
 
 [dependencies]
 dockerfile-parser = "0.7.1"
-jenkinsfile = "0.1.1"
 
 [dependencies.core_model]
 path = "../../core_model"
diff --git a/plugins/coco_container/src/lib.rs b/plugins/coco_container/src/lib.rs
index 290dfb61..80e19501 100644
--- a/plugins/coco_container/src/lib.rs
+++ b/plugins/coco_container/src/lib.rs
@@ -31,7 +31,6 @@ pub fn plugin() -> Box<dyn PluginInterface> {
 #[cfg(test)]
 mod tests {
     use dockerfile_parser::Dockerfile;
-    use jenkinsfile::Jenkinsfile;
 
     #[test]
     pub fn demo() {
@@ -53,27 +52,4 @@ mod tests {
             }
         }
     }
-
-    #[test]
-    pub fn should_parse_hello_world() {
-        let code = r#"pipeline {
-    agent { docker 'maven:3.3.3' }
-    stages {
-        stage('build') {
-            steps {
-                sh 'mvn --version'
-            }
-        }
-    }
-}
-        "#;
-        let jenkinsfile = Jenkinsfile::from_str(code).unwrap();
-
-        for stage in jenkinsfile.stages {
-            println!("stage # {}", stage.name);
-            for ins in stage.steps {
-                println!("steps # {}", ins);
-            }
-        }
-    }
 }
diff --git a/plugins/coco_pipeline/Cargo.toml b/plugins/coco_pipeline/Cargo.toml
index ce7feff2..790a7839 100644
--- a/plugins/coco_pipeline/Cargo.toml
+++ b/plugins/coco_pipeline/Cargo.toml
@@ -7,8 +7,7 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-# Jenkins Declarative Parser
-jdp = "0.2.2"
+jenkinsfile = "0.1.1"
 
 # grammar generator
 pest = "2.1.3"
diff --git a/plugins/coco_pipeline/src/jenkinsfile.rs b/plugins/coco_pipeline/src/jenkinsfile.rs
index 3aa1a4ef..c23fe5e6 100644
--- a/plugins/coco_pipeline/src/jenkinsfile.rs
+++ b/plugins/coco_pipeline/src/jenkinsfile.rs
@@ -24,3 +24,31 @@ pub struct PostConfig {
     pub key: String,
     pub value: Vec<JenkinsJob>,
 }
+
+#[cfg(test)]
+mod tests {
+    use jenkinsfile::Jenkinsfile;
+
+    #[test]
+    pub fn should_parse_hello_world() {
+        let code = r#"pipeline {
+    agent { docker 'maven:3.3.3' }
+    stages {
+        stage('build') {
+            steps {
+                sh 'mvn --version'
+            }
+        }
+    }
+}
+        "#;
+        let jenkinsfile = Jenkinsfile::from_str(code).unwrap();
+
+        for stage in jenkinsfile.stages {
+            println!("stage # {}", stage.name);
+            for ins in stage.steps {
+                println!("steps # {}", ins);
+            }
+        }
+    }
+}