diff --git a/registry/coder/modules/dotfiles/README.md b/registry/coder/modules/dotfiles/README.md
index e35033a65..7d994c1e6 100644
--- a/registry/coder/modules/dotfiles/README.md
+++ b/registry/coder/modules/dotfiles/README.md
@@ -18,7 +18,7 @@ Under the hood, this module uses the [coder dotfiles](https://coder.com/docs/v2/
 module "dotfiles" {
   count    = data.coder_workspace.me.start_count
   source   = "registry.coder.com/coder/dotfiles/coder"
-  version  = "1.2.3"
+  version  = "1.2.4"
   agent_id = coder_agent.example.id
 }
 ```
@@ -31,7 +31,7 @@ module "dotfiles" {
 module "dotfiles" {
   count    = data.coder_workspace.me.start_count
   source   = "registry.coder.com/coder/dotfiles/coder"
-  version  = "1.2.3"
+  version  = "1.2.4"
   agent_id = coder_agent.example.id
 }
 ```
@@ -42,7 +42,7 @@ module "dotfiles" {
 module "dotfiles" {
   count    = data.coder_workspace.me.start_count
   source   = "registry.coder.com/coder/dotfiles/coder"
-  version  = "1.2.3"
+  version  = "1.2.4"
   agent_id = coder_agent.example.id
   user     = "root"
 }
@@ -54,14 +54,14 @@ module "dotfiles" {
 module "dotfiles" {
   count    = data.coder_workspace.me.start_count
   source   = "registry.coder.com/coder/dotfiles/coder"
-  version  = "1.2.3"
+  version  = "1.2.4"
   agent_id = coder_agent.example.id
 }
 
 module "dotfiles-root" {
   count        = data.coder_workspace.me.start_count
   source       = "registry.coder.com/coder/dotfiles/coder"
-  version      = "1.2.3"
+  version      = "1.2.4"
   agent_id     = coder_agent.example.id
   user         = "root"
   dotfiles_uri = module.dotfiles.dotfiles_uri
@@ -76,7 +76,7 @@ You can set a default dotfiles repository for all users by setting the `default_
 module "dotfiles" {
   count                = data.coder_workspace.me.start_count
   source               = "registry.coder.com/coder/dotfiles/coder"
-  version              = "1.2.3"
+  version              = "1.2.4"
   agent_id             = coder_agent.example.id
   default_dotfiles_uri = "https://github.com/coder/dotfiles"
 }
diff --git a/registry/coder/modules/dotfiles/main.test.ts b/registry/coder/modules/dotfiles/main.test.ts
index 8c82cd1e0..6144e2b81 100644
--- a/registry/coder/modules/dotfiles/main.test.ts
+++ b/registry/coder/modules/dotfiles/main.test.ts
@@ -28,6 +28,21 @@ describe("dotfiles", async () => {
     expect(state.outputs.dotfiles_uri.value).toBe(default_dotfiles_uri);
   });
 
+  it("command uses bash for fish shell compatibility", async () => {
+    const state = await runTerraformApply(import.meta.dir, {
+      agent_id: "foo",
+      manual_update: "true",
+      dotfiles_uri: "https://github.com/test/dotfiles",
+    });
+
+    const app = state.resources.find(
+      (r) => r.type === "coder_app" && r.name === "dotfiles",
+    );
+
+    expect(app).toBeDefined();
+    expect(app?.instances[0]?.attributes?.command).toContain("/bin/bash -c");
+  });
+
   it("set custom order for coder_parameter", async () => {
     const order = 99;
     const state = await runTerraformApply(import.meta.dir, {
diff --git a/registry/coder/modules/dotfiles/main.tf b/registry/coder/modules/dotfiles/main.tf
index 9dfb7240e..5b0c656cc 100644
--- a/registry/coder/modules/dotfiles/main.tf
+++ b/registry/coder/modules/dotfiles/main.tf
@@ -99,10 +99,10 @@ resource "coder_app" "dotfiles" {
   icon         = "/icon/dotfiles.svg"
   order        = var.order
   group        = var.group
-  command = templatefile("${path.module}/run.sh", {
+  command = "/bin/bash -c \"$(echo ${base64encode(templatefile("${path.module}/run.sh", {
     DOTFILES_URI : local.dotfiles_uri,
     DOTFILES_USER : local.user
-  })
+  }))} | base64 -d)\""
 }
 
 output "dotfiles_uri" {