diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 226835b..7ebf2d9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -20,7 +20,7 @@ jobs:
         run: |
           rev=`git rev-parse HEAD`
           pwd
-          export DFS_NO_COMPILE=1
+          export DFS_NO_COMPILE=1 DFS_NO_UPDATE=1
           ./install.sh
           git checkout $rev
 
@@ -51,7 +51,7 @@ jobs:
         run: |
           rev=`git rev-parse HEAD`
           pwd
-          export DFS_NO_COMPILE=1
+          export DFS_NO_COMPILE=1 DFS_NO_UPDATE=1
           ./install.sh
           git checkout $rev
 
diff --git a/install.sh b/install.sh
index 76a8ca0..6fd2a94 100755
--- a/install.sh
+++ b/install.sh
@@ -118,8 +118,10 @@ install_update(){
     fmt_note "installing update.sh ..."
     cp "${DOTFILES}/.update.sh" "${DOTFILES}/update.sh"
     chmod +x "${DOTFILES}/update.sh"
-    fmt_note "running update.sh ..."
-    ${DOTFILES}/update.sh
+    if [[ -z "$DFS_NO_UPDATE" ]]; then
+        fmt_note "running update.sh ..."
+        ${DOTFILES}/update.sh
+    fi
 }
 
 uninstall_update(){