diff --git a/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/StringSources.kt b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/StringSources.kt
new file mode 100644
index 000000000..f52044345
--- /dev/null
+++ b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/StringSources.kt
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.samples.apps.nowinandroid
+
+/**
+ * String for `implementation`.
+ */
+internal const val implementation = "implementation"
+
+/**
+ * String for `testImplementation`.
+ */
+internal const val testImplementation = "testImplementation"
+
+/**
+ * String for `androidTestImplementation`.
+ */
+internal const val androidTestImplementation = "androidTestImplementation"
+
+/**
+ * String for `ksp`.
+ */
+internal const val ksp = "ksp"
+
+/**
+ * String for `debugImplementation`.
+ */
+internal const val debugImplementation = "debugImplementation"
+
+/**
+ * String for `coreLibraryDesugaring`.
+ */
+internal const val coreLibraryDesugaring = "coreLibraryDesugaring"