diff --git a/Resources/shell-integration/cmux-bash-integration.bash b/Resources/shell-integration/cmux-bash-integration.bash
index 1981b9f2..fe66dbfa 100644
--- a/Resources/shell-integration/cmux-bash-integration.bash
+++ b/Resources/shell-integration/cmux-bash-integration.bash
@@ -451,6 +451,8 @@ _cmux_prompt_command() {
         _CMUX_GIT_LAST_PWD="$pwd"
         _CMUX_GIT_LAST_RUN=$now
         {
+            # Skip git operations if not in a git repository to avoid TCC prompts
+            git rev-parse --git-dir >/dev/null 2>&1 || return 0
             local branch dirty_opt=""
             branch=$(git branch --show-current 2>/dev/null)
             if [[ -n "$branch" ]]; then
diff --git a/Resources/shell-integration/cmux-zsh-integration.zsh b/Resources/shell-integration/cmux-zsh-integration.zsh
index 6077a528..b468984c 100644
--- a/Resources/shell-integration/cmux-zsh-integration.zsh
+++ b/Resources/shell-integration/cmux-zsh-integration.zsh
@@ -236,6 +236,9 @@ _cmux_report_git_branch_for_path() {
     [[ -n "$CMUX_TAB_ID" ]] || return 0
     [[ -n "$CMUX_PANEL_ID" ]] || return 0
 
+    # Skip git operations if not in a git repository to avoid TCC prompts
+    git -C "$repo_path" rev-parse --git-dir >/dev/null 2>&1 || return 0
+
     local branch dirty_opt="" first
     branch="$(git -C "$repo_path" branch --show-current 2>/dev/null)"
     if [[ -n "$branch" ]]; then