diff --git a/.github/subtrees.json b/.github/subtrees.json
index 352be8c8..d7194d1c 100644
--- a/.github/subtrees.json
+++ b/.github/subtrees.json
@@ -1,7 +1,6 @@
 [
   {
     "prefix": "phreeqcpp",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/phreeqc3-src.git",
     "repo": "usgs-coupled-subtrees/phreeqc3-src"
   }
 ]
\ No newline at end of file
diff --git a/phreeqcpp/.github/subtrees.json b/phreeqcpp/.github/subtrees.json
index ff31b0dd..311cec70 100644
--- a/phreeqcpp/.github/subtrees.json
+++ b/phreeqcpp/.github/subtrees.json
@@ -1,7 +1,6 @@
 [
   {
     "prefix": "common",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/phreeqc3-src-common.git",
     "repo": "usgs-coupled-subtrees/phreeqc3-src-common"
   }
 ]
\ No newline at end of file