diff --git a/.github/subtrees.json b/.github/subtrees.json
index 2e7193a9..fed22388 100644
--- a/.github/subtrees.json
+++ b/.github/subtrees.json
@@ -1,37 +1,30 @@
 [
   {
     "prefix": "src",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/iphreeqc-src.git",
     "repo": "usgs-coupled-subtrees/iphreeqc-src"
   },
   {
     "prefix": "examples/c",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/phreeqc-commanuscript-cgfinal-examples-c.git",
     "repo": "usgs-coupled-subtrees/phreeqc-commanuscript-cgfinal-examples-c"
   },
   {
     "prefix": "examples/com",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/phreeqc-commanuscript-cgfinal-examples-com.git",
     "repo": "usgs-coupled-subtrees/phreeqc-commanuscript-cgfinal-examples-com"
   },
   {
     "prefix": "examples/fortran",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/phreeqc-COMManuscript-CGfinal-examples-fortran.git",
     "repo": "usgs-coupled-subtrees/phreeqc-COMManuscript-CGfinal-examples-fortran"
   },
   {
     "prefix": "database",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/phreeqc3-database.git",
     "repo": "usgs-coupled-subtrees/phreeqc3-database"
   },
   {
     "prefix": "phreeqc3-doc",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/phreeqc3-doc.git",
     "repo": "usgs-coupled-subtrees/phreeqc3-doc"
   },
   {
     "prefix": "phreeqc3-examples",
-    "url": "git@${CI_SERVER_HOST}:${GROUP}-subtrees/phreeqc3-examples.git",
     "repo": "usgs-coupled-subtrees/phreeqc3-examples"
   }
 ]
\ No newline at end of file
diff --git a/src/.github/subtrees.json b/src/.github/subtrees.json
index 352be8c8..d7194d1c 100644
--- a/src/.github/subtrees.json
+++ b/src/.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/src/phreeqcpp/.github/subtrees.json b/src/phreeqcpp/.github/subtrees.json
index ff31b0dd..311cec70 100644
--- a/src/phreeqcpp/.github/subtrees.json
+++ b/src/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