diff --git a/extensions/vscode/webviews/homeView/src/components/views/projectFiles/ProjectFile.vue b/extensions/vscode/webviews/homeView/src/components/views/projectFiles/ProjectFile.vue
index b88cff7bc..283ff4719 100644
--- a/extensions/vscode/webviews/homeView/src/components/views/projectFiles/ProjectFile.vue
+++ b/extensions/vscode/webviews/homeView/src/components/views/projectFiles/ProjectFile.vue
@@ -4,7 +4,7 @@
     :checked="isIncluded"
     :disabled="isDisabled"
     :list-style="listStyle"
-    :disable-opacity="isEntrypoint"
+    :disable-opacity="isEntrypoint || isPackageFile"
     :indent-level="file.indent + 1"
     :expandable="file.isDir"
     :tooltip="tooltip"
@@ -60,6 +60,7 @@ const isDisabled = computed((): boolean => {
   const source = props.file.reason?.source;
   return (
     (isEntrypoint.value && isIncluded.value) ||
+    (isPackageFile.value && isIncluded.value) ||
     source === "built-in" ||
     source === "permissions"
   );
@@ -89,6 +90,26 @@ const isEntrypoint = computed((): boolean => {
   return false;
 });
 
+const isPackageFile = computed((): boolean => {
+  return isPythonPackageFile.value || isRPackageFile.value;
+});
+
+const isPythonPackageFile = computed((): boolean => {
+  const config = home.selectedConfiguration;
+  if (config != undefined && !isConfigurationError(config)) {
+    return props.file.id === config.configuration.python?.packageFile;
+  }
+  return false;
+});
+
+const isRPackageFile = computed((): boolean => {
+  const config = home.selectedConfiguration;
+  if (config != undefined && !isConfigurationError(config)) {
+    return props.file.id === config.configuration.r?.packageFile;
+  }
+  return false;
+});
+
 const listStyle = computed((): "emphasized" | "default" | "deemphasized" => {
   return isEntrypoint.value
     ? "emphasized"
@@ -99,7 +120,10 @@ const listStyle = computed((): "emphasized" | "default" | "deemphasized" => {
 
 const tooltip = computed((): string => {
   return isIncluded.value
-    ? includedFileTooltip(props.file, isEntrypoint.value)
+    ? includedFileTooltip(props.file, {
+        isEntrypoint: isEntrypoint.value,
+        isPackageFile: isPackageFile.value,
+      })
     : excludedFileTooltip(props.file);
 });
 
diff --git a/extensions/vscode/webviews/homeView/src/components/views/projectFiles/tooltips.test.ts b/extensions/vscode/webviews/homeView/src/components/views/projectFiles/tooltips.test.ts
index aacc95ad9..14f12c31d 100644
--- a/extensions/vscode/webviews/homeView/src/components/views/projectFiles/tooltips.test.ts
+++ b/extensions/vscode/webviews/homeView/src/components/views/projectFiles/tooltips.test.ts
@@ -30,11 +30,19 @@ describe("includedFileTooltip", () => {
 
   it("should return correct tooltip for entrypoint file", () => {
     const file = { rel: "src/index.ts", reason: null };
-    const tooltip = includedFileTooltip(file, true);
+    const tooltip = includedFileTooltip(file, { isEntrypoint: true });
     expect(tooltip).toBe(
       `src/index.ts will be included in the next deployment.\nsrc/index.ts is the entrypoint. Entrypoints must be included in the configuration 'files' list.`,
     );
   });
+
+  it("should return correct tooltip for package file", () => {
+    const file = { rel: "src/requirements.txt", reason: null };
+    const tooltip = includedFileTooltip(file, { isPackageFile: true });
+    expect(tooltip).toBe(
+      `src/requirements.txt will be included in the next deployment.\nsrc/requirements.txt is a package file. Package files must be included in the configuration 'files' list.`,
+    );
+  });
 });
 
 describe("excludedFileTooltip", () => {
diff --git a/extensions/vscode/webviews/homeView/src/components/views/projectFiles/tooltips.ts b/extensions/vscode/webviews/homeView/src/components/views/projectFiles/tooltips.ts
index 2475eea78..559f846af 100644
--- a/extensions/vscode/webviews/homeView/src/components/views/projectFiles/tooltips.ts
+++ b/extensions/vscode/webviews/homeView/src/components/views/projectFiles/tooltips.ts
@@ -5,7 +5,10 @@ import {
 
 export function includedFileTooltip(
   file: Pick<ContentRecordFile, "rel" | "reason">,
-  isEntrypoint: boolean = false,
+  {
+    isEntrypoint = false,
+    isPackageFile = false,
+  }: { isEntrypoint?: boolean; isPackageFile?: boolean } = {},
 ) {
   let tooltip = `${file.rel} will be included in the next deployment.`;
   if (file.reason) {
@@ -14,6 +17,9 @@ export function includedFileTooltip(
   if (isEntrypoint) {
     tooltip += `\n${file.rel} is the entrypoint. Entrypoints must be included in the configuration 'files' list.`;
   }
+  if (isPackageFile) {
+    tooltip += `\n${file.rel} is a package file. Package files must be included in the configuration 'files' list.`;
+  }
   return tooltip;
 }