diff --git a/lib/manager/dockerfile/extract.js b/lib/manager/dockerfile/extract.js
index 6972faf3310474745f622bb032b58b951b51d9e0..9786b23edead8f8b26fb7d1969db55a364da147e 100644
--- a/lib/manager/dockerfile/extract.js
+++ b/lib/manager/dockerfile/extract.js
@@ -37,10 +37,7 @@ function splitImageParts(currentFrom) {
 
 function getDep(currentFrom) {
   /** @type any */
-  const dep = {
-    ...splitImageParts(currentFrom),
-    currentFrom,
-  };
+  const dep = splitImageParts(currentFrom);
   dep.datasource = 'docker';
   if (
     dep.depName &&
diff --git a/test/manager/docker-compose/__snapshots__/extract.spec.js.snap b/test/manager/docker-compose/__snapshots__/extract.spec.js.snap
index af4857b5adab742ff7ca7f55520f1366267106f1..3dd49b2a20792528ab649d2170a7279ad59d3065 100644
--- a/test/manager/docker-compose/__snapshots__/extract.spec.js.snap
+++ b/test/manager/docker-compose/__snapshots__/extract.spec.js.snap
@@ -67,7 +67,6 @@ Array [
     "lineNumber": 79,
   },
   Object {
-    "currentFrom": "\${IMAGE:-synkodevelopers/edplugins}:\${TAG:-latest}",
     "datasource": "docker",
     "lineNumber": 90,
     "skipReason": "contains-variable",