diff --git a/.renovaterc.json b/.renovaterc.json
index 71512d9..41c0e1d 100644
--- a/.renovaterc.json
+++ b/.renovaterc.json
@@ -32,7 +32,8 @@
       ],
       "postUpgradeTasks": {
         "commands": [
-          "find template -type f -exec sed -i -E 's/{{{replace \"/\" \"\\/\" depName}}}(.*)@{{{currentDigest}}} # {{{currentValue}}}/{{{replace \"/\" \"\\/\" depName}}}\\1@{{{newDigest}}} # {{{newValue}}}/g' {} +"
+          "find template -type f -exec sed -i 's|{{{depName}}}@{{{currentDigest}}} # {{{currentValue}}}|{{{depName}}}@{{{newDigest}}} # {{{newValue}}}|g' {} +",
+          "find template -type f -exec sed -i 's|{{{depName}}}@{{{currentValue}}}|{{{depName}}}@{{{newDigest}}} # {{{newValue}}}|g' {} +"
         ]
       }
     },
@@ -65,7 +66,8 @@
       ],
       "postUpgradeTasks": {
         "commands": [
-          "find template -type f -exec sed -i 's|{{{depName}}}:{{{currentValue}}}@{{{currentDigest}}}|{{{depName}}}:{{{newValue}}}@{{{newDigest}}}|g' {} +"
+          "find template -type f -exec sed -i 's|{{{depName}}}:{{{currentValue}}}@{{{currentDigest}}}$|{{{depName}}}:{{{newValue}}}@{{{newDigest}}}|g' {} +",
+          "find template -type f -exec sed -i 's|{{{depName}}}:{{{currentValue}}}$|{{{depName}}}:{{{newValue}}}@{{{newDigest}}}|g' {} +"
         ]
       }
     },
diff --git a/template/.renovaterc.json.jinja b/template/.renovaterc.json.jinja
index b34ba93..41b6a2f 100644
--- a/template/.renovaterc.json.jinja
+++ b/template/.renovaterc.json.jinja
@@ -35,7 +35,8 @@
       ],
       "postUpgradeTasks": {
         "commands": [
-          "find template -type f -exec sed -i -E {{ '\'s/{{{replace \\"/\\" \\"\\\\/\\" depName}}}(.*)@{{{currentDigest}}} # {{{currentValue}}}/{{{replace \\"/\\" \\"\\\\/\\" depName}}}\\\\1@{{{newDigest}}} # {{{newValue}}}/g\' {} +' }}"
+          "find template -type f -exec sed -i {{ '\'s|{{{depName}}}@{{{currentDigest}}} # {{{currentValue}}}|{{{depName}}}@{{{newDigest}}} # {{{newValue}}}|g\' {} +' }}",
+          "find template -type f -exec sed -i {{ '\'s|{{{depName}}}@{{{currentValue}}}|{{{depName}}}@{{{newDigest}}} # {{{newValue}}}|g\' {} +' }}"
         ]
       }
     },
@@ -68,7 +69,8 @@
       ],
       "postUpgradeTasks": {
         "commands": [
-          "find template -type f -exec sed -i {{ '\'s|{{{depName}}}:{{{currentValue}}}@{{{currentDigest}}}|{{{depName}}}:{{{newValue}}}@{{{newDigest}}}|g\'' }} {} +"
+          "find template -type f -exec sed -i {{ '\'s|{{{depName}}}:{{{currentValue}}}@{{{currentDigest}}}$|{{{depName}}}:{{{newValue}}}@{{{newDigest}}}|g\' {} +' }}",
+          "find template -type f -exec sed -i {{ '\'s|{{{depName}}}:{{{currentValue}}}$|{{{depName}}}:{{{newValue}}}@{{{newDigest}}}|g\' {} +' }}"
         ]
       }
     },